3,6-dibenzylidene-1,4-dimethylpiperazine-2,5-dione

2-methoxy-1,3-dimethyl-4-nitrobenzene

methyl (2E)-2-hydroxyimino-3-(4-hydroxyphenyl)propanoate

3-[ethyl(methyl)amino]phenol

4-甲基-3-氧代四氢噻吩