1,2-联苯甲酰乙烷

1-phenyl-2ξ.3r.4c-tribenzoyl-cyclopentanol-(1)

2-bromo-1,4-diphenylbutane-1,4-dione

反-1,2-二苯酰乙烯

2-methoxy-1,4-diphenylbut-2-ene-1,4-dione