b-D-吡喃木糖苷, (3b,6a,16b,20R,24S)-3-[(3-O-乙酰基-b-D-吡喃木糖基)氧代]-20,24-环氧-16,25-二羟基-9,19-环羊毛甾烷-6-基
101843-89-4