(2S)-2-[(2-aminoacetyl)amino]-N-[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S,3R)-1-[[2-[[(2S)-1-[[(2S)-1-[[(2S)-1-amino-4-methylsulfanyl-1-oxobutan-2-yl]amino]-1-oxo-3-phenylpropan-2-yl]amino]-3-(1H-imidazol-5-yl)-1-oxopropan-2-yl]amino]-2-oxoethyl]amino]-3-hydroxy-1-oxobutan-2-yl]amino]-1-oxopropan-2-yl]amino]-3-(1H-indol-3-yl)-1-oxopropan-2-yl]amino]-4-methyl-1-oxopentan-2-yl]butanediamide

(2S)-2-[[(2S)-2-[[(2S)-2-[3-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-1-[(2R)-2-amino-3-(4-hydroxyphenyl)propanoyl]pyrrolidine-2-carbonyl]amino]-3-phenylpropanoyl]amino]-3-(1H-imidazol-5-yl)propanoyl]amino]-4-methylpentanoyl]amino]propanoylamino]-3-methylbutanoyl]amino]-3-phenylpropanoyl]amino]hexanoic acid

(2S)-2-[[2-[[(2S)-2-[[(2S)-1-[(2S)-2-[[(2S)-2-[[(2S)-6-amino-2-[[(2S,3R)-2-[[(2S)-2-[[(2S)-2-[[(2S,3R)-2-[[2-[[2-[[2-[[(2S)-2-[[(2S)-1-[(2S)-2-[[(2S)-1-[(2S)-2-amino-3-methylbutanoyl]pyrrolidine-2-carbonyl]amino]-4-methylpentanoyl]pyrrolidine-2-carbonyl]amino]propanoyl]amino]acetyl]amino]acetyl]amino]acetyl]amino]-3-hydroxybutanoyl]amino]-3-methylbutanoyl]amino]-4-methylpentanoyl]amino]-3-hydroxybutanoyl]amino]hexanoyl]amino]-4-methylsulfanylbutanoyl]amino]-3-(4-hydroxyphenyl)propanoyl]pyrrolidine-2-carbonyl]amino]-5-(diaminomethylideneamino)pentanoyl]amino]acetyl]amino]-N-[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[2-[[(2S)-1-[[(2S)-1-[[(2S)-1-amino-4-methylsulfanyl-1-oxobutan-2-yl]amino]-4-methyl-1-oxopentan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]amino]-2-oxoethyl]amino]-3-methyl-1-oxobutan-2-yl]amino]-1-oxopropan-2-yl]amino]-3-(1H-indol-3-yl)-1-oxopropan-2-yl]amino]-3-(1H-imidazol-4-yl)-1-oxopropan-2-yl]butanediamide

2-Phenylacetylamino-pentanedioic acid 5-amide 1-{[2-(1H-indol-3-yl)-1-phenethylcarbamoyl-ethyl]-amide}

2-[2-(4-Chloro-phenyl)-acetylamino]-pentanedioic acid 5-amide 1-{[2-(1H-indol-3-yl)-1-phenethylcarbamoyl-ethyl]-amide}

(S)-3-(1H-Indol-3-yl)-2-methyl-2-[3-(4-nitro-phenyl)-ureido]-N-(1-pyridin-2-yl-cyclohexylmethyl)-propionamide

(S)-3-(1H-Indol-3-yl)-N-[1-(5-methoxy-pyridin-2-yl)-cyclohexylmethyl]-2-methyl-2-[3-(4-nitro-phenyl)-ureido]-propionamide

(S)-3-(1H-Indol-3-yl)-2-methyl-N-[1-(4-nitro-phenyl)-cyclohexylmethyl]-2-[3-(4-nitro-phenyl)-ureido]-propionamide

(S)-2-[3-(4-Cyano-phenyl)-ureido]-3-(1H-indol-3-yl)-2-methyl-N-(1-pyridin-2-yl-cyclohexylmethyl)-propionamide

(S)-3-(1H-Indol-3-yl)-2-methyl-2-[3-(4-nitro-phenyl)-ureido]-N-(1-phenyl-cyclohexylmethyl)-propionamide

(S)-N-[1-(3,4-Dimethoxy-phenyl)-cyclohexylmethyl]-3-(1H-indol-3-yl)-2-methyl-2-[3-(4-nitro-phenyl)-ureido]-propionamide

(S)-3-(1H-Indol-3-yl)-N-[1-(4-methoxy-phenyl)-cyclohexylmethyl]-2-methyl-2-[3-(4-nitro-phenyl)-ureido]-propionamide

(S)-N-[1-(4-Dimethylamino-phenyl)-cyclohexylmethyl]-3-(1H-indol-3-yl)-2-methyl-2-[3-(4-nitro-phenyl)-ureido]-propionamide

(S)-N-[1-(4-Ethoxy-phenyl)-cyclohexylmethyl]-3-(1H-indol-3-yl)-2-methyl-2-[3-(4-nitro-phenyl)-ureido]-propionamide

(S)-N-[1-(4-Hydroxy-phenyl)-cyclohexylmethyl]-3-(1H-indol-3-yl)-2-methyl-2-[3-(4-nitro-phenyl)-ureido]-propionamide

(S)-3-(1H-Indol-3-yl)-2-methyl-2-[3-(3-nitro-phenyl)-ureido]-N-(1-pyridin-2-yl-cyclohexylmethyl)-propionamide

(S)-3-(1H-Indol-3-yl)-N-[1-(4-isopropyl-phenyl)-cyclohexylmethyl]-2-methyl-2-[3-(4-nitro-phenyl)-ureido]-propionamide

Bombesin

AcBB(7-14)

(S)-2-[3-(3,4-Dichloro-phenyl)-ureido]-3-(1H-indol-3-yl)-2-methyl-N-(1-pyridin-2-yl-cyclohexylmethyl)-propionamide

Bombesin analogue

(S)-2-[3-(4-Chloro-phenyl)-ureido]-3-(1H-indol-3-yl)-2-methyl-N-(1-pyridin-2-yl-cyclohexylmethyl)-propionamide

(S)-3-(1H-Indol-3-yl)-2-methyl-N-(1-pyridin-2-yl-cyclohexylmethyl)-2-[3-(4-trifluoromethyl-phenyl)-ureido]-propionamide

(S)-3-(1H-Indol-3-yl)-N-[1-(2-methoxy-phenyl)-cyclohexylmethyl]-2-methyl-2-[3-(4-nitro-phenyl)-ureido]-propionamide

(S)-2-[3-(2,6-Diisopropyl-phenyl)-ureido]-3-(1H-indol-3-yl)-2-methyl-N-(1-pyridin-2-yl-cyclohexylmethyl)-propionamide

2-[3-(2,6-Diisopropyl-phenyl)-ureido]-3-(1H-indol-3-yl)-2-methyl-N-(1-phenyl-cyclohexylmethyl)-propionamide

(2S)-2-[[(2S)-2-[[(2S)-2-[[2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-4-amino-2-[[2-[[(2S)-2-[[(2S)-1-[(2S)-2-[[(2S)-2-[[(2S)-6-amino-2-[[(2S,3R)-2-[[(2S)-2-[[(2S)-2-[[(2S,3R)-2-[[2-[[2-[[2-[[(2S)-2-[[(2S)-1-[(2S)-2-[[(2S)-1-[(2S)-2-amino-3-methylbutanoyl]pyrrolidine-2-carbonyl]amino]-4-methylpentanoyl]pyrrolidine-2-carbonyl]amino]propanoyl]amino]acetyl]amino]acetyl]amino]acetyl]amino]-3-hydroxybutanoyl]amino]-3-methylbutanoyl]amino]-4-methylpentanoyl]amino]-3-hydroxybutanoyl]amino]hexanoyl]amino]-4-methylsulfanylbutanoyl]amino]-3-(4-hydroxyphenyl)propanoyl]pyrrolidine-2-carbonyl]amino]-5-carbamimidamidopentanoyl]amino]acetyl]amino]-4-oxobutanoyl]amino]-3-(1H-imidazol-5-yl)propanoyl]amino]-3-(1H-indol-3-yl)propanoyl]amino]propanoyl]amino]-3-methylbutanoyl]amino]acetyl]amino]-3-(1H-imidazol-5-yl)propanoyl]amino]-4-methylpentanoyl]amino]-4-methylsulfanylbutanoic acid

(S)-3-(1H-Indol-3-yl)-2-[3-(4-isopropyl-phenyl)-ureido]-2-methyl-N-(1-pyridin-2-yl-cyclohexylmethyl)-propionamide

(2R)-2-[[2,6-di(propan-2-yl)phenyl]carbamoylamino]-3-(1H-indol-3-yl)-2-methyl-N-(1,2,3,4-tetrahydronaphthalen-1-yl)propanamide

(S)-3-(1H-Indol-3-yl)-2-methyl-2-(3-phenyl-ureido)-N-(1-pyridin-2-yl-cyclohexylmethyl)-propionamide

(1-tritylimidazol-4-yl)methyl N-[3-(1H-indol-3-yl)-1-(2-methylpropylamino)-1-oxopropan-2-yl]carbamate

(R) 2-[3-(2,6-Diisopropyl-phenyl)-ureido]-3-(1H-indol-3-yl)-2-methyl-N-(1,2,3,4-tetrahydro-naphthalen-1-yl)-propionamide

(2S)-2-[[2,6-di(propan-2-yl)phenyl]carbamoylamino]-3-(1H-indol-3-yl)-2-methyl-N-(2-phenylcyclohexyl)propanamide

2-[3-(2,6-Diisopropyl-phenyl)-ureido]-N-((S)-2,2-dimethyl-4-phenyl-[1,3]dioxan-5-yl)-3-(1H-indol-3-yl)-2-methyl-propionamide

N-(cyclohexylmethyl)-2-[[2,6-di(propan-2-yl)phenyl]carbamoylamino]-3-(1H-indol-3-yl)propanamide

N-(cyclohexylmethyl)-2-[[2,6-di(propan-2-yl)phenyl]carbamoylamino]-3-(1H-indol-3-yl)-2-methylpropanamide

(S)-3-(1H-Indol-3-yl)-2-methyl-2-[3-(2-nitro-phenyl)-ureido]-N-(1-pyridin-2-yl-cyclohexylmethyl)-propionamide

N-(cyclohexylmethyl)-2-[[[2,6-di(propan-2-yl)phenyl]-methylcarbamoyl]amino]-3-(1H-indol-3-yl)propanamide

N-cyclohexyl-2-[[2,6-di(propan-2-yl)phenyl]carbamoylamino]-3-(1H-indol-3-yl)-2-methylpropanamide

2-[3-(2,6-Diisopropyl-phenyl)-ureido]-3-(1H-indol-3-yl)-2-methyl-N-(1,2,3,4-tetrahydro-naphthalen-2-yl)-propionamide

2-[3-(2,6-Diisopropyl-phenyl)-ureido]-N-((R)-2,2-dimethyl-4-phenyl-[1,3]dioxan-5-yl)-3-(1H-indol-3-yl)-2-methyl-propionamide

N-(1-cyclohexylethyl)-2-[[2,6-di(propan-2-yl)phenyl]carbamoylamino]-3-(1H-indol-3-yl)propanamide

2-[3-(2,6-Diisopropyl-phenyl)-ureido]-3-(1H-indol-3-yl)-2-methyl-N-phenethyl-propionamide

N-(cyclohexylmethyl)-2-[[2,6-di(propan-2-yl)phenyl]carbamoylamino]-3-(1H-indol-3-yl)-N-methylpropanamide

2-[3-(2,6-Diisopropyl-phenyl)-ureido]-N-(2,2-dimethyl-[1,3]dioxan-5-yl)-3-(1H-indol-3-yl)-2-methyl-propionamide

N-(cyclohexylmethyl)-2-[[2,6-di(propan-2-yl)phenyl]carbamoyl-methylamino]-3-(1H-indol-3-yl)propanamide

2-(1H-indol-3-yl)ethyl N-[(2S)-3-(1H-indol-3-yl)-1-[2-(1H-indol-3-yl)ethylamino]-1-oxopropan-2-yl]carbamate

2-(1H-indol-3-yl)ethyl N-[(2S)-3-(1H-indol-3-yl)-1-oxo-1-(2-phenylethylamino)propan-2-yl]carbamate

benzyl N-[(2S)-3-(1H-indol-3-yl)-1-oxo-1-(2-phenylethylamino)propan-2-yl]carbamate

1H-imidazol-5-ylmethyl N-[3-(1H-indol-3-yl)-1-oxo-1-(2-phenylethylamino)propan-2-yl]carbamate

2-(1H-indol-3-yl)ethyl N-[(2S)-3-(1H-indol-3-yl)-1-(3-methylbutylamino)-1-oxopropan-2-yl]carbamate

1H-imidazol-5-ylmethyl N-[(2S)-3-(1H-indol-3-yl)-1-oxo-1-(2-phenylethylamino)propan-2-yl]carbamate

benzyl N-[(2S)-3-(1H-indol-3-yl)-1-[2-(1H-indol-3-yl)ethylamino]-1-oxopropan-2-yl]carbamate

2-(1H-indol-3-yl)ethyl N-[(2S)-3-(1H-indol-3-yl)-1-(2-methylpropylamino)-1-oxopropan-2-yl]carbamate

1H-imidazol-5-ylmethyl N-[(2S)-3-(1H-indol-3-yl)-1-[2-(1H-indol-3-yl)ethylamino]-1-oxopropan-2-yl]carbamate

2-[3-(2,6-Diisopropyl-phenyl)-ureido]-3-(1H-indol-3-yl)-2,N-dimethyl-propionamide

1H-imidazol-5-ylmethyl N-[(2S)-3-(1H-indol-3-yl)-1-(3-methylbutylamino)-1-oxopropan-2-yl]carbamate

[2-(1H-Indol-3-yl)-1-(3-methyl-butylcarbamoyl)-ethyl]-carbamic acid 1H-imidazol-4-ylmethyl ester

2-methylpropyl N-[(2S)-3-(1H-indol-3-yl)-1-oxo-1-(2-phenylethylamino)propan-2-yl]carbamate

2-methylpropyl N-[(2S)-3-(1H-indol-3-yl)-1-[2-(1H-indol-3-yl)ethylamino]-1-oxopropan-2-yl]carbamate

2-(1H-indol-3-yl)ethyl N-[(2S)-1-[2-(1H-imidazol-5-yl)ethylamino]-3-(1H-indol-3-yl)-1-oxopropan-2-yl]carbamate

benzyl N-[(2S)-3-(1H-indol-3-yl)-1-(3-methylbutylamino)-1-oxopropan-2-yl]carbamate

2-(1H-indol-3-yl)ethyl N-[(2S)-1-(5-aminopentylamino)-3-(1H-indol-3-yl)-1-oxopropan-2-yl]carbamate

4-aminobutyl N-[(2S)-3-(1H-indol-3-yl)-1-[2-(1H-indol-3-yl)ethylamino]-1-oxopropan-2-yl]carbamate

2-[[(2S)-1-(2-hydroxyethylamino)-3-(1H-indol-3-yl)-1-oxopropan-2-yl]carbamoyloxy]acetic acid

propan-2-yl N-[(2S)-1-(2-hydroxyethylamino)-3-(1H-indol-3-yl)-1-oxopropan-2-yl]carbamate

4-aminobutyl N-[(2S)-3-(1H-indol-3-yl)-1-(3-methylbutylamino)-1-oxopropan-2-yl]carbamate

3-[(S)-3-(1H-Indol-3-yl)-2-isopropoxycarbonylamino-propionylamino]-propionic acid

2-[[(2S)-3-(1H-indol-3-yl)-1-(2-methylpropylamino)-1-oxopropan-2-yl]carbamoyloxy]acetic acid

benzyl N-[(2S)-1-(5-aminopentylamino)-3-(1H-indol-3-yl)-1-oxopropan-2-yl]carbamate

4-aminobutyl N-[(2S)-1-[2-(1H-imidazol-5-yl)ethylamino]-3-(1H-indol-3-yl)-1-oxopropan-2-yl]carbamate

2-[[(2S)-3-(1H-indol-3-yl)-1-(3-methylbutylamino)-1-oxopropan-2-yl]carbamoyloxy]acetic acid

methyl N-[(2S)-3-(1H-indol-3-yl)-1-oxo-1-(2-phenylethylamino)propan-2-yl]carbamate

propan-2-yl N-[(2S)-3-(1H-indol-3-yl)-1-[2-(1H-indol-3-yl)ethylamino]-1-oxopropan-2-yl]carbamate

3-[(S)-3-(1H-Indol-3-yl)-2-isobutoxycarbonylamino-propionylamino]-propionic acid

4-aminobutyl N-[(2S)-3-(1H-indol-3-yl)-1-(2-methylpropylamino)-1-oxopropan-2-yl]carbamate

2-methylpropyl N-[(2S)-3-(1H-indol-3-yl)-1-(3-methylbutylamino)-1-oxopropan-2-yl]carbamate

benzyl N-[(2S)-3-(1H-indol-3-yl)-1-(2-methylpropylamino)-1-oxopropan-2-yl]carbamate

propan-2-yl N-[(2S)-3-(1H-indol-3-yl)-1-(2-methylpropylamino)-1-oxopropan-2-yl]carbamate

propan-2-yl N-[(2S)-1-(5-aminopentylamino)-3-(1H-indol-3-yl)-1-oxopropan-2-yl]carbamate

2-methylpropyl N-[(2S)-3-(1H-indol-3-yl)-1-(2-methylpropylamino)-1-oxopropan-2-yl]carbamate

propan-2-yl N-[(2S)-3-(1H-indol-3-yl)-1-oxo-1-(2-phenylethylamino)propan-2-yl]carbamate

methyl N-[(2S)-3-(1H-indol-3-yl)-1-(3-methylbutylamino)-1-oxopropan-2-yl]carbamate

3-[(S)-3-(1H-Indol-3-yl)-2-methoxycarbonylamino-propionylmino]-propionic acid

benzyl N-[(2S)-1-(2-hydroxyethylamino)-3-(1H-indol-3-yl)-1-oxopropan-2-yl]carbamate

propan-2-yl N-[(2S)-1-[2-(1H-imidazol-5-yl)ethylamino]-3-(1H-indol-3-yl)-1-oxopropan-2-yl]carbamate

methyl N-[(2S)-3-(1H-indol-3-yl)-1-(2-methylpropylamino)-1-oxopropan-2-yl]carbamate

2-[[(2S)-3-(1H-indol-3-yl)-1-[2-(1H-indol-3-yl)ethylamino]-1-oxopropan-2-yl]carbamoyloxy]acetic acid

methyl N-[(2S)-3-(1H-indol-3-yl)-1-[2-(1H-indol-3-yl)ethylamino]-1-oxopropan-2-yl]carbamate

3-[(S)-2-Benzyloxycarbonylamino-3-(1H-indol-3-yl)-propionylamino]-propionic acid

2-[[(2S)-1-(5-aminopentylamino)-3-(1H-indol-3-yl)-1-oxopropan-2-yl]carbamoyloxy]acetic acid

4-aminobutyl N-[(2S)-1-(2-hydroxyethylamino)-3-(1H-indol-3-yl)-1-oxopropan-2-yl]carbamate

2-methylpropyl N-[(2S)-1-(5-aminopentylamino)-3-(1H-indol-3-yl)-1-oxopropan-2-yl]carbamate

4-aminobutyl N-[(2S)-1-(5-aminopentylamino)-3-(1H-indol-3-yl)-1-oxopropan-2-yl]carbamate

2-methylpropyl N-[(2S)-1-(2-hydroxyethylamino)-3-(1H-indol-3-yl)-1-oxopropan-2-yl]carbamate

methyl N-[(2S)-1-(5-aminopentylamino)-3-(1H-indol-3-yl)-1-oxopropan-2-yl]carbamate

propan-2-yl N-[(2S)-3-(1H-indol-3-yl)-1-(3-methylbutylamino)-1-oxopropan-2-yl]carbamate

methyl N-[(2S)-1-[2-(1H-imidazol-5-yl)ethylamino]-3-(1H-indol-3-yl)-1-oxopropan-2-yl]carbamate

1H-imidazol-5-ylmethyl N-[(2S)-3-(1H-indol-3-yl)-1-(2-methylpropylamino)-1-oxopropan-2-yl]carbamate

methyl N-[(2S)-1-(2-hydroxyethylamino)-3-(1H-indol-3-yl)-1-oxopropan-2-yl]carbamate

benzyl N-[(2S)-1-[2-(1H-imidazol-5-yl)ethylamino]-3-(1H-indol-3-yl)-1-oxopropan-2-yl]carbamate

2-(1H-indol-3-yl)ethyl N-[(2S)-1-(2-hydroxyethylamino)-3-(1H-indol-3-yl)-1-oxopropan-2-yl]carbamate

2-methylpropyl N-[(2S)-1-[2-(1H-imidazol-5-yl)ethylamino]-3-(1H-indol-3-yl)-1-oxopropan-2-yl]carbamate

2-[[(2S)-3-(1H-indol-3-yl)-1-oxo-1-(2-phenylethylamino)propan-2-yl]carbamoyloxy]acetic acid

4-aminobutyl N-[(2S)-3-(1H-indol-3-yl)-1-oxo-1-(2-phenylethylamino)propan-2-yl]carbamate

3-[(S)-2-(4-Amino-butoxycarbonylamino)-3-(1H-indol-3-yl)-propionylamino]-propionic acid

3-{(S)-3-(1H-Indol-3-yl)-2-[2-(1H-indol-3-yl)-ethoxycarbonylamino]-propionylamino}-propionic acid