[{"from": "human", "value": "Based on the given chemical reaction, can you propose some likely reagents that might have been utilized? [N][C][C][C][N][C][=C][N][=C][Ring1][Branch1].[O][=C][C][=C][C][=C][C][=C][Ring1][=Branch1]>>[C][=C][C][=C][Branch1][=N][C][N][C][C][C][N][C][=C][N][=C][Ring1][Branch1][C][=C][Ring1][S]"}, {"from": "gpt", "value": "[C][C][=Branch1][C][=O][O-1].[C][O].[Cl][C][Cl].[BH4-1].[Na+1].[Na+1]"}]