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(2007/10/02)phenylalanylproline amide hydrochloride
benzyloxycarbonylpyroglutamic acid pentafluorophenyl ester
L-prolinamide
N-tert-butyloxycarbonyl-L-phenylalanyl-L-proline amide
N-[(1,1-dimethylethoxy)carbonyl]-L-phenylalanine pentafluorophenyl ester