0 B31R4.3581086242 [C@@H]12CC=C3CC(=O)CC[C@]3(C)[C@H]1CC[C@]4(C)[C@@H]([C@H](C)CCCC(C)C)CC[C@@H]24 SY257683 [1,0,0,0,0,0|0,0,2]=3