9,9-二对甲苯-9h-芴

4-甲基-alpha-(4-甲基苯基)苯甲胺

1,1-diphenyl-2,2-di(p-tolyl)ethylene

1,1,2,2-四苯乙烯

1-methyl-4-[1-(4-methylphenyl)-2-phenylethenyl]benzene