3-Phe-oxytocin 30627-23-7 4366-59-0 642-35-3 Cys-tyr-phe-gln-asn-cys-pro-leu-glynh2 Cysteinyl-tyrosyl-phenylalanyl-glutaminyl-asparaginyl-cysteinyl-proly-leucyl-glycinamide Oxypressin Oxytocin, 3-L-phenylalanine- Oxytocin, phe(3)- Oxytocin, phenylalanine(3)-