156616-24-9 Aapfcmk L-Prolinamide, N-(3-carboxy-1-oxopropyl)-L-alanyl-L-alanyl-N-(3-chloro-2-oxo-1-(phenylmethyl)propyl)- N-(3-Carboxy-1-oxopropyl)-L-alanyl-L-alanyl-N-(3-chloro-2-oxo-1-(phenylmethyl)propyl)-L-prolinamide Succinyl-aapf-chloromethylketone Succinyl-aapf-cmk Succinyl-alanylalanyl-prolyl-phenylalanine chloromethylketone