5,6-diphenyl-2-sulfanylidene-1H-pyrimidin-4-one

二苯基乙酮

methyl 3-oxo-2,3-diphenylpropanoate

2-dimethoxyphosphoryl-1,3-diphenylpropane-1,3-dione

1,3-diphenylpropane-1,2,3-trione N-dimethoxyphosphoryl-2-hydrazone