[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is an antimony molecular entity. It has a role as a schistosomicide drug."}, {"from": "gpt", "value": "[C][C][=Branch1][C][=O][O][Sb][Branch1][Ring2][S][Ring1][=Branch1][S][C][C][=Branch1][C][=O][O-1].[Na+1]"}]