ethyl 4-(4-methylphenyl)-2-oxobut-3-enoate

9-[bis(4-methylphenyl)methylidene]fluorene

2-[2-(4-methylphenyl)ethynyl]pyridine

1-methyl-4-(3,3,3-trifluoroprop-1-ynyl)benzene

4-methylbenzenesulfonic acid,4-(4-methylphenyl)but-3-yn-1-ol