3,6-dimethyl-2-phenyl-2H-1,3-oxazin-4-one

2-benzylidene-3-oxo-N-propan-2-ylbutanamide

6-methyl-2-phenyl-3-propan-2-yl-2H-1,3-oxazin-4-one

3-benzyl-6-methyl-2-phenyl-2H-1,3-oxazin-4-one

N-benzyl-2-benzylidene-3-oxobutanamide