[{"from": "human", "value": "Given the following reaction, what are some possible reagents that could have been utilized? [C][C][=C][C][=C][C][=C][Ring1][=Branch1][N+1][=Branch1][C][=O][O-1].[O][=N+1][Branch1][C][O-1][O]>>[C][C][=C][C][=C][C][Branch1][=Branch1][N+1][=Branch1][C][=O][O-1][=C][Ring1][=Branch2][N+1][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "[Cl][C][Cl].[O][=S][=Branch1][C][=O][Branch1][C][O][O]"}]