[{"from": "human", "value": "Can you provide potential reagents for the following chemical reaction? [C][O][C][=C][C][=C][S][C][=N][C][Ring1][Branch1][=C][Ring1][=Branch2]>>[O][C][=C][C][=C][S][C][=N][C][Ring1][Branch1][=C][Ring1][=Branch2]"}, {"from": "gpt", "value": "[I].[O]"}]