sodium methylate 、 (R)-2-{(2R,5S)-5-[(1S,2R,3S)-4-((S)-4-Benzyl-2-oxo-oxazolidin-3-yl)-2-hydroxy-1,3-dimethyl-4-oxo-butyl]-tetrahydro-furan-2-yl}-propionic acid 2,6-di-tert-butyl-4-methoxy-phenyl ester 生成
(2S,3R,4S)-4-{(2S,5R)-5-[(R)-1-(2,6-Di-tert-butyl-4-methoxy-phenoxycarbonyl)-ethyl]-tetrahydro-furan-2-yl}-3-hydroxy-2-methyl-pentanoic acid methyl ester