(2R,4aS,6aS,12bS,14aS,14bR)-10,11-二羟基-2,4a,6a,9,12b,14a-六甲基-1,2,3,4,4a,5,6,6a,8,12b,13,14,14a,14b-十四氢苉-2-羧酸 193957-88-9