argipressin, beta-mercapto(beta,beta)-cyclopentamethylenepropionic acid(1)-Ile(2,4)-, (D-Ile-L-Ile-L-Arg)-isomer
argipressin, beta-mercapto(beta,beta)-cyclopentamethylenepropionic acid(1)-ile(2,4)-, (d-ile-l-ile-l-arg)-isomer