2-benzhydryl-1,3-diphenylpropane-1,3-dione

4,4,5,5-tetraphenyl-1,3-oxazolidine-2-thione

2,3'-二羟基二苯甲酮

Methyl 2-furoate

3,3,4-trimethyl-2,2-diphenyloxetane