2-(2-((tert-butoxycarbonyl)amino)-5-fluorophenyl)acetic acid

2,4-二氟-1-硝基苯

2-(5-fluoro-2-nitro-phenyl)-malonic acid dimethyl ester

4-氟-2-甲基苯胺

N-tert-butoxycarbonyl-4-fluoro-2-methylaniline