ethyl 2-methyl-3-(4-methylphenyl)but-2-enoate

2-methyl-3-p-tolylbut-3-enoic acid ethyl ester

4-甲基-2(对甲苯磺酰基)苯乙酮

2-(4-methylphenyl)benzo[f][1]benzofuran-4,9-dione

5-bromo-2-methylbenzo[a]anthracene-7,12-dione