129119-97-7 Boc-pro-dehydro-phe-gly-OH Glycine, N-((Z)-alpha,beta-didehydro-N-(1-((1,1-dimethylethoxy)carbonyl)-L-prolyl)phenylalanyl)- N-((Z)-alpha,beta-Didehydro-N-(1-((1,1-dimethylethoxy)carbonyl)-L-prolyl)phenylalanyl)glycine tert-Butylcarbonyl-prolyl-dehydro-phenylalanyl-glycine