[{"from": "human", "value": "What can you tell me about this molecule? [C][C@][C][=C][C][=C][C][C][C][=Branch1][C][=O][C][=C][Ring1][#Branch1][C][C][C@H1][Ring1][O][C@@H1][Ring1][#C][C][C][C@][Ring2][Ring1][C][Branch1][Ring2][C][C][=C][O]"}, {"from": "gpt", "value": "The molecule is a steroidal progestin that is widely used in veterinary medicine to suppress estrus in animals."}]