(5aalpha,5balpha,9aalpha,9balpha)-5a,9,9a,9b-四氢-3-甲基-5H-呋喃并(2'',3'':7',8')(1)苯并吡喃并(3',4':3,4)环丁(1,2-d)嘧啶-5,6,8(5bH,7H)-三酮
118122-53-5