3-吡啶羧酸, 1,6-二氢-1-甲基-6-羰基-,(8R,9R,10R,11S,12R,13R,14R,15S,18S,19S,20S,21S,22R)-10,13,22-三(乙酰氧基)-12-[(乙酰氧基)甲基]-5,7,8,9,10,12,13,14,15,17,18,19-十二氢-20,21-二羟基-8,18,19,20-四甲基-5,17-二羰基-8,11-ep
156280-96-5