英文别名Peramivir Impurity 17; Peramivir Impurity 18; (1R-4S)-4-[[(1,1-dimethylethoxy)carbonyl]amino]-2-Cyclopentene-1-carboxylic acid methyl ester; (1R,4S)-Methyl 4-(tert-butoxycarbonylamino)cyclopent-2-enecarboxylate; Cis-(1R,4S)-4-Boc-amino-2-Cyclopentene-1-carboxylic acid Methyl ester; Methyl (1R,4S)-4-({[(2-methyl-2-propanyl)oxy]carbonyl}amino)-2-cyclopentene-1-carboxylate; Methyl (1R,4S)-4-{[(tert-butoxy)carbonyl]amino}cyclopent-2-ene-1-carboxylate; (1R,4S)-N-tert-butoxycarbonyl-4-aminocyclopent-2-ene-1-carboxylic acid methyl ester; 2-Cyclopentene-1-carboxylic acid, 4-[[(1,1-dimethylethoxy)carbonyl]amino]-, methyl ester, (1R,4S)-; (1R,4S)-4-tert-butoxycarbonylaminocyclopent-2-enecarboxylic acid methyl ester; (1R,4S)-methyl 4-((t-butoxycarbonyl)amino)cyclopent-2-enecarboxylate; methyl (1R,4S)-4-[(tert-butoxycarbonyl)amino]cyclopent-2-ene-1-carboxylate; methyl (1R,4S)-4-((tert-butoxycarbonyl)amino)cyclopent-2-enecarboxylate; methyl (1R,4S)-4-[(tert-butyloxycarbonyl)amino]cyclopent-2-ene-1-carboxylate 
