从粗枝崖摩(Amoora dasyclada (How et T.Chen)C.Y.Wu)中分离到5个化合物.通过波谱方法鉴定为:24,25-epoxy-tirucall-7-ene-3,23-d......

Two new tetranortriterpenoids 3-oxo-24, 25, 26, 27-tetranortirucall-7-ene-23(21)-lactone,3α-hydroxy-24, 25, 26, 27-tetr......