[{"from": "human", "value": "What reagents could have been utilized in the following chemical reaction? [C][C][C][C][C][C][I].[O][C][=C][C][=C][C][=C][C][=C][C][=C][Ring1][#Branch2][Ring1][=Branch1]>>[C][C][C][C][C][C][O][C][=C][C][=C][C][=C][C][=C][C][=C][Ring1][#Branch2][Ring1][=Branch1]"}, {"from": "gpt", "value": "[C][C][#N].[O].[O][=C][Branch1][C][O-1][O-1].[K+1].[K+1]"}]