D-Phenylalanine, N-[(1,1-dimethylethoxy)carbonyl]-4-fluoro-
N-[(1,1-Dimethylethoxy)carbonyl]-4-fluoro-D-phenylalanine
(2R)-2-(tert-Butoxycarbonylamino)-3-(4-fluorophenyl)propanoic acid
(2R)-3-(4-Fluorophenyl)-2-[(2-methylpropan-2-yl)oxycarbonylamino]propanoic acid