QD181703

屈螺酮 EP 杂质 C

Drospirenone EP Impurity C

别名：(4aR,4bS,6aS,7aS,8aS,8bS,8cR,8dR,9aR)-4a,6a-dimethyl-4,4a,4b,5,6,6a,7a,8,8a,8b,8c,8d,9,9a-tetradecahydro-2H-cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthrene-2,7(3H)-dione