methyl 3-bromo-5-nitro-4-[(2,2,2-trifluoroacetyl)amino]benzoate

methyl 3-ethyl-7-nitro-1H-indole-5-carboxylate

4-氨基-3-溴-5-硝基苯甲酸

(4-amino-3-nitrophenyl)methanol

4-氨基-2,6-二甲基苯甲醛