2-(dimethylamino)-5,6-diphenyl-1,3-oxazin-4-one

2,3-diphenyl-9H-pyrano[2,3-b]indol-4-one

1,2-diphenyl-3-piperidin-1-ylpropane-1,3-dione

2-methoxy-1,3-diphenylpropane-1,3-dione

2,5,6-triphenyl-1,3-oxazin-4-one