Z-Gly-Pro-ArgPNAacetatesalt

N-CBZ-GLY-PRO-ARG P-NITROANILIDEACETATE

z-gly-pro-arg p-nitroanilide acetate salt

N-CBZ-GLY-PRO-ARG P-NITRO-ANILIDE ACETATE SALT

N-carbobenzyloxy-Gly-Pro-Arg p-nitroanilide acetate salt