CAS No 91050-39-4 , 3-[22-acetamido-4-[[6-amino-1-[2-[(1-amino-3-methyl-1-oxobutan-2-yl)
carbamoyl]pyrrolidin-1-yl]-1-oxohexan-2-yl]carbamoyl]-13-benzyl-10-[3-
(diaminomethylideneamino)propyl]-16-(1H-imidazol-5-ylmethyl)-7-(1H-
indol-3-ylmethyl)-6,9,12,15,18,21-hexaoxo-1,2-dithia-5,8,11,14,17,
20-hexazacyclotricos-19-yl]propanoic acid