methyl 2-((tert-butoxycarbonyl)amino)-3-(4-fluoro-3-nitrophenyl)propanoate

(S)-N-(tert-butoxycarbonyl)-N-methyl-(S)-(4-fluoro-3-nitro)phenylalanine methyl ester

[(2S)-2-(tert-butoxycarbonylmethylamino)-3-(4-fluoro-3-nitrophenyl)propionylamino]-(R)-(4-methoxyphenyl)methyl ester

[2-{(R)-[tert-butoxycarbonylamino-(3,5-dichloro-4-methoxyphenyl)acetyl]methylamino}-(3S)-3-(4-fluoro-3-nitrophenyl)propionylamino]-(R)-(4-methoxyphenyl)acetic acid methyl ester

(R)-Amino-(3,5-dichloro-4-methoxy-phenyl)-acetic acid methyl ester