37-[(2-{[2-({6-amino-2-[(2-{[2-({2-[({1-[2-({2-[(2-{[(1-{2-[(2-{[2-({2-[(2-amino-1,3-dihydroxypropylidene)amino]-1-hydroxypropylidene}amino)-1-hydroxy-3-(C-hydroxycarbonimidoyl)propylidene]amino}-1,3-dihydroxypropylidene)amino]-3-(C-hydroxycarbonimidoyl)propanoyl}pyrrolidin-2-yl)(hydroxy)methylidene]amino}-1-hydroxypropylidene)amino]-1-hydroxy-4-(methylsulfanyl)butylidene}amino)propanoyl]pyrrolidin-2-yl}(hydroxy)methylidene)amino]-5-carbamimidamido-1-hydroxypentylidene}amino)-4-carboxy-1-hydroxybutylidene]amino}-5-carbamimidamido-1-hydroxypentylidene)amino]-1-hydroxyhexylidene}amino)-1-hydroxypropylidene]amino}-1-hydroxyethylidene)amino]-19,34-bis(4-aminobutyl)-13,25,28-tribenzyl-6,9,12,15,18,21,24,27,30,33,36-undecahydroxy-31-[(C-hydroxycarbonimidoyl)methyl]-10,16-bis(1-hydroxyethyl)-7-(hydroxymethyl)-22-[(1H-indol-3-yl)methyl]-1,2-dithia-5,8,11,14,17,20,23,26,29,32,35-undecaazacyclooctatriaconta-5,8,11,14,17,20,23,26,29,32,35-undecaene-4-carboxylate{}37-[(2-{[2-({6-amino-2-[(2-{[2-({2-[({1-[2-({2-[(2-{[(1-{2-[(2-{[2-({2-[(2-amino-1,3-dihydroxypropylidene)amino]-1-hydroxypropylidene}amino)-1-hydroxy-3-(C-hydroxycarbonimidoyl)propylidene]amino}-1,3-dihydroxypropylidene)amino]-3-(C-hydroxycarbonimidoyl)propanoyl}pyrrolidin-2-yl)(hydroxy)methylidene]amino}-1-hydroxypropylidene)amino]-1-hydroxy-4-(methylsulphanyl)butylidene}amino)propanoyl]pyrrolidin-2-yl}(hydroxy)methylidene)amino]-5-carbamimidamido-1-hydroxypentylidene}amino)-4-carboxy-1-hydroxybutylidene]amino}-5-carbamimidamido-1-hydroxypentylidene)amino]-1-hydroxyhexylidene}amino)-1-hydroxypropylidene]amino}-1-hydroxyethylidene)amino]-19,34-bis(4-aminobutyl)-13,25,28-tribenzyl-6,9,12,15,18,21,24,27,30,33,36-undecahydroxy-31-[(C-hydroxycarbonimidoyl)methyl]-10,16-bis(1-hydroxyethyl)-7-(hydroxymethyl)-22-[(1H-indol-3-yl)methyl]-1,2-dithia-5,8,11,14,17,20,23,26,29,32,35-undecaazacyclooctatriaconta-5,8,11,14,17,20,23,26,29,32,35-undecaene-4-carboxylate{}37-[(2-{[2-({6-amino-2-[(2-{[2-({2-[({1-[2-({2-[(2-{[(1-{2-[(2-{[2-({2-[(2-amino-1,3-dihydroxypropylidene)amino]-1-hydroxypropylidene}amino)-1-hydroxy-3-(C-hydroxycarbonimidoyl)propylidene]amino}-1,3-dihydroxypropylidene)amino]-3-(C-hydroxycarbonimidoyl)propanoyl}pyrrolidin-2-yl)(hydroxy)methylidene]amino}-1-hydroxypropylidene)amino]-1-hydroxy-4-(methylsulphanyl)butylidene}amino)propanoyl]pyrrolidin-2-yl}(hydroxy)methylidene)amino]-5-carbamimidamido-1-hydroxypentylidene}amino)-4-carboxy-1-hydroxybutylidene]amino}-5-carbamimidamido-1-hydroxypentylidene)amino]-1-hydroxyhexylidene}amino)-1-hydroxypropylidene]amino}-1-hydroxyethylidene)amino]-19,34-bis(4-aminobutyl)-13,25,28-tribenzyl-6,9,12,15,18,21,24,27,30,33,36-undecahydroxy-31-[(C-hydroxycarbonimidoyl)methyl]-10,16-bis(1-hydroxyethyl)-7-(hydroxymethyl)-22-[(1H-indol-3-yl)methyl]-1,2-dithia-5,8,11,14,17,20,23,26,29,32,35-undecaazacyclooctatriaconta-5,8,11,14,17,20,23,26,29,32,35-undecaene-4-carboxylic acid{}Somatostatin 28{}Somatostatin-28{}Somatostatin MR 15,000