[{"from": "human", "value": "Please provide possible reagents based on the following chemical reaction. [C][I].[O][C][C][C][C][S][C][=C][C][=C][Branch1][C][Cl][C][=C][Ring1][#Branch1]>>[C][O][C][C][C][C][S][C][=C][C][=C][Branch1][C][Cl][C][=C][Ring1][#Branch1]"}, {"from": "gpt", "value": "[C][C][=C][C][=C][C][=C][Ring1][=Branch1].[H-1].[H][H].[Na+1]"}]