Chemical Formula: C77H110N22O19S

N-[4-Carbamimidamido-1-({1-[({[2-(C-hydroxycarbonimidoyl)-1-{[3-(C-hydroxycarbonimidoyl)-1-{[1-({1-[(1-{[({1-[(1-{[1-(C-hydroxycarbonimidoyl)-3-(methylsulphanyl)propyl]-C-hydroxycarbonimidoyl}-3-methylbutyl)-C-hydroxycarbonimidoyl]-2-phenylethyl}-C-hydroxycarbonimidoyl)methyl]-C-hydroxycarbonimidoyl}-2-methylpropyl)-C-hydroxycarbonimidoyl]ethyl}-C-hydroxycarbonimidoyl)-2-(1H-indol-3-yl)ethyl]-C-hydroxycarbonimidoyl}propyl]-C-hydroxycarbonimidoyl}ethyl]-C-hydroxycarbonimidoyl}methyl)-C-hydroxycarbonimidoyl]-2-(4-hydroxyphenyl)ethyl}-C-hydroxycarbonimidoyl)butyl]-2-{[hydroxy(5-hydroxy-3,4-dihydro-2H-pyrrol-2-yl)methylidene]amino}pentanediimidic acid

(Tyr4,D-Phe12)-Bombesin