64153-17-9 L-Prolinamide, N-((phenylmethoxy)carbonyl)-O-(phenylmethyl)-L-seryl-L-tryptophyl-L-seryl-L-tyrosyl-D-phenylalanyl-L-leucyl-L-arginyl-N-ethyl-, hydrochloride, hydrate (2:3:4) Z-(Ser(Bzl)1-des-His2-D-Phe2-des-Gly10)-L-HRH ethylamide hydrochloride hydrate (2:3:4)