Ganoderic acid I

98665-20-4

CC (CC (=O) CC (C) ([C@H]1CC (=O) [C@@]2 ([C@@]1 (CC (=O) C3=C2[C@H] (C[C@@H]4[C@@]3 (CC[C@@H] (C4 (C) C) O) C) O) C) C) O) C (=O) O

No