(2-Chlor-6-nitro-phenyl)-malonsaeure-diaethylester

3-(2-chloro-6-nitrophenyl)-2-oxopropanoic acid

(2-tert-Butoxycarbonylamino-6-chloro-phenyl)-acetic acid

2,3-二氯硝基苯

dimethyl 2-(2-chloro-6-nitrophenyl)propanedioate