L-Phenylalanine, N-[(1,1-dimethylethoxy)carbonyl]-4-nitro-, ethyl ester
N-[(1,1-Dimethylethoxy)carbonyl]-4-nitro-L-phenylalanine ethyl ester
(S)-Ethyl 2-(tert-butoxycarbonylamino)-3-(4-nitrophenyl)propanoate
(S)-Ethyl 2-((tert-butoxycarbonyl)amino)-3-(4-nitrophenyl)propanoate