[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is a 3-ketodesogestrel or 19-nortestosterone which is a synthetic biologically active metabolite of progestin desogestrel. The first product including etonogestrel was developed by the Merck subsidiary Organon and FDA approved in 2001."}, {"from": "gpt", "value": "[C][C][C@][C][C][=Branch1][C][=C][C@H1][C@H1][Branch1][=C][C@@H1][Ring1][#Branch1][C][C][C@][Ring1][#Branch2][Branch1][Ring1][C][#C][O][C][C][C][=C][C][=Branch1][C][=O][C][C][C@H1][Ring2][Ring1][C][Ring1][#Branch1]"}]