(S)-4-benzyl-3-{(S)-2-[(S)-(hydroxy)(3,4-dimethoxyphenyl)methyl]-5-hexenoyl}-2-oxazolidinone 、
4-溴黎芦醚 、 3,4-Dimethoxyphenylmagnesium bromide 生成 (2S,3S,5R)-5-[(S)-(hydroxy)(3,4-dimethoxyphenyl)methyl]-3-(3,4-dimethoxycinnamyl)-2-(3,4-dimethoxyphenyl)tetrahydropyran