(1-(beta-Mercapto-beta,beta-diethylpropionic acid))-argipressin 1-(3-Ethyl-3-mercaptopentanoic acid)-8-L-argininevasopressin 81131-88-6 Arginine vasopressin, 1-(beta-mercapto-beta,beta-diethylpropionic acid)- Argipressin, 1-(beta-mercapto-beta,beta-diethylpropionic acid)- Det(2)avp Vasopressin, 1-(3-ethyl-3-mercaptopentanoic acid)-8-L-arginine-