[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][C][C][C][C][C][C][C][C][C][Ring1][=Branch1][C][C][C][Ring1][#Branch2][C][Ring1][=C][C][C][C][Ring1][P][=O]"}, {"from": "gpt", "value": "The molecule is any oxo steroid carrying the oxo group at position 17. It is an oxo steroid and a cyclic ketone."}]