(2-benzoyl-4,5-dimethylcyclohexa-1,4-dien-1-yl)-phenylmethanone

2,3-二甲基-1,3-丁二烯

反-1,2-二苯酰乙烯

磷酸

(6-benzoyl-3,4-dimethylcyclohex-3-enyl)(phenyl)methanone