1,2,3,4-四氢喹啉-5-醇

4,6-dimethylbenzene-1,3-diol

methyl 4-[(2,4-dinitrophenyl)hydrazinylidene]pentanoate

4-(2,4-dinitro-phenylhydrazono)-pent-2-enal-(2,4-dinitro-phenylhydrazone)

4-羟基-3-硝基苯磺酸