1-Deamino-(2-(O-methyl)tyr)arg-vasopressin 1-Deamino-(2-(O-methyl)tyrosyl)arginine vasopressin 85114-98-3 Vasopressin, 1-(3-mercaptopropanoic acid)-2-(O-methyl-L-tyrosine)-4-L-valine-8-D-arginine- Vasopressin, 1-deamino-(2-(O-methyl)tyr)-4-val-8-arg- Vasopressin, 1-deamino-(2-(O-methyl)tyrosyl)arginine-