[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][C][C][C][C][Branch1][#Branch2][C][Ring1][=Branch1][C][C][C][Ring1][=Branch2][O][C][C][C][C][Ring1][O][Branch1][N][C][C][C][Branch1][Ring2][C][Ring1][=Branch1][S][Ring1][Ring2][C]"}, {"from": "gpt", "value": "The molecule is a steroid. It derives from a hydride of an estrane."}]