甲醇 、
乙基叠氮基甲酸酯 、
D-三乙酰半乳糖烯 生成 Acetic acid (2R,3S,4R,5R,6R)-3-acetoxy-2-acetoxymethyl-5-ethoxycarbonylamino-6-methoxy-tetrahydro-pyran-4-yl ester 、
Acetic acid (2R,3S,4R,5R,6R)-3-acetoxy-2-acetoxymethyl-5-ethoxycarbonylamino-6-methoxy-tetrahydro-pyran-4-yl ester 、
Acetic acid (2R,3R,4R,5R,6S)-3-acetoxy-2-acetoxymethyl-5-ethoxycarbonylamino-6-methoxy-tetrahydro-pyran-4-yl ester