N,N-dibutyl-3-methyl-2-oxo-1,3-benzoxazole-6-sulfonamide

3-methyl-6-(2-phenylacetyl)-1,3-benzoxazol-2-one

6-benzoyl-3-methyl-1,3-benzoxazol-2-one

[3-hydroxy-4-(methylamino)phenyl]-phenylmethanone

3-hydroxy-4-(methylamino)benzaldehyde