1,1-二苯基乙烷

苯甲酮二甲基缩酮

4,4-dimethyl-2,9,9-triphenyl-1,6,8-trithia-3-azaspiro[4.4]non-2-ene

1,1-二苯乙烯

2,2,3,3-tetraphenyl-1,4-dithiane