SMILES: CC[C@]12CC(=C)[C@H]3[C@H]([C@@H]1CC[C@]2(C#C)O)CCC4=CCCC[C@H]34
Description: The molecule is a 17beta-hydroxy steroid and a terminal acetylenic compound. It has a role as a contraceptive drug, a progestin and a synthetic oral contraceptive.