13075-38-2 EINECS 235-973-2 L-Alanine, N-(1-(N-(N-(1-(N-((phenylmethoxy)carbonyl)glycyl)-L-prolyl)glycyl)glycyl)-L-prolyl)- N-(1-(N-(N-(1-(N-((Phenylmethoxy)carbonyl)glycyl)-L-prolyl)glycyl)glycyl)-L-prolyl)-L-alanine N-Carbobenzoxyglycyl-prolyl-glycyl-glycyl-prolyl-alanine