[{"from": "human", "value": "Can you suggest some reagents that might have been used in the given chemical reaction? [Br][C][C][C][C][C][C][O][C][C][C][C][C][O][Ring1][=Branch1].[C][C][=C][NH1][C][=Ring1][Branch1]>>[C][C][=C][N][Branch1][S][C][C][C][C][C][C][O][C][C][C][C][C][O][Ring1][=Branch1][C][=Ring2][Ring1][C]"}, {"from": "gpt", "value": "[C][C][C][O][C][Ring1][Branch1].[C][C][C][C][C][C].[C][S][Branch1][C][C][=O].[O].[Li][C][C][C][C]"}]