Z-VAL-VAL-ARG-7-AMINO-4-METHYLCOUMARIN Z-VAL-VAL-ARG-AMC Z-Val-Val-Arg-AMC · HCl benzyl N-[(2S)-1-[[(2S)-1-[[(2S)-5-(diaminomethylideneamino)-1-[(4-methyl-2-oxochromen-7-yl)amino]-1-oxopentan-2-yl]amino]-3-methyl-1-oxobutan-2-yl]amino]-3-methyl-1-oxobutan-2-yl]carbamate Z-VVR-AMC L-Argininamide, N-[(phenylmethoxy)carbonyl]-L-valyl-L-valyl-N-(4-methyl-2-oxo-2H-1-benzopyran-7-yl)-