Synonyms: 1-{[7-(2-amino-2-oxoethyl)-10-(3-amino-3-oxopropyl)-13-benzyl-16-(4-hydroxybenzyl)-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentaazacycloicosan-4-yl]carbonyl}prolyl-n6-[(4-methylphenyl)sulfonyllysylglycinamide;AC1L4RMW;AC1Q5JBZ;AR-1B9633;(1-beta-Mercaptopropionic acid,8(epsilon-N-4-toluenesulfonyl)lysine)vasopressin;Vasopressin, (1-beta-mercapto-propionic acid,8(epsilon-N-4-toluenesulfonyl)lysine)-;Vasopressin, (1-beta-mercaptopropionic-acid,8(epsilon-N-p-toluenesulfonyl)lysine)-;Vasopressin, (1beta-mercaptopropionic acid,8(epsilon-N-4-toluenesulfonyl)lys)-;Vasopressin, 1-(3-mercaptopropanoic acid)-8-(N(6)-((4-methylphenyl)sulfonyl)-L-lysine)-;N-[1-[(2-amino-2-oxoethyl)amino]-6-[(4-methylphenyl)sulfonylamino]-1-oxohexan-2-yl]-1-[7-(2-amino-2-oxoethyl)-10-(3-amino-3-oxopropyl)-13-benzyl-16-[(4-hydroxyphenyl)methyl]-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentazacycloicosane-4-carbonyl]pyrrolidine-2-carboxamide