蔗糖-6-乙酸酯 [(2R,3S,4S,5R)-6-[(2S,3S,4S,5R)-3,4-dihydoxy-2,5-bis(hydoxymehyl)oxola-2-yl]oxy-3,4,5-ihydoxyoxa-2-yl]mehylaceae- 化工号