1-[(3aR,4R,6R,6aS)-6-(hydroxymethyl)-2,2-dimethyl-3a,4,6,6a-tetrahydrofuro[3,4-d][1,3]dioxol-4-yl]pyrimidine-2,4-dione 、 methyl (2R,4S,5R,6R)-5-acetamido-4-acetyloxy-2-chloro-6-(1,2,3-triacetyloxypropyl)oxane-2-carboxylate 、
溴化汞 生成 methyl (2R,4S,5R,6R)-2-[[(3aR,4R,6R,6aS)-4-(2,4-dioxopyrimidin-1-yl)-2,2-dimethyl-3a,4,6,6a-tetrahydrofuro[3,4-d][1,3]dioxol-6-yl]methoxy]-5-acetamido-4-acetyloxy-6-(1,2,3-triacetyloxypropyl)oxane-2-carboxylate