3-methyl-2-phenyl-1,2-oxazolidin-5-ol

(NZ)-N-(but-2-en-1-ylidene)aniline oxide

4-methyl-5-oxido-1,2,5-oxadiazol-5-ium-3-carbaldehyde

(3-hydroxy-5-methyl-1,2-oxazolidin-2-yl)-phenylmethanone

2-Benzoyl-3-methyl-5-hydroxyisoxazolidine