(R)-4-benzyl-3-[(2E,4E)-2,4-dimethylhexa-2,4-dienoyl]oxazolidin-2-one

反式-2-甲基-2-丁烯醛

2,4-dimethylhexa-2,4-dienoic acid

(S)-3-methoxy-2,4-dimethyl-5-oxo-2,5-dihydrothiophene-2-carbaldehyde

(R)-5-Hydroxymethyl-4-methoxy-3,5-dimethyl-5H-thiophen-2-one