[{"from": "human", "value": "What reagents could have been utilized in the following chemical reaction? [C][C][O][C][=C][C][=C][C][Branch1][C][Cl][=C][Ring1][#Branch1][C][#N]>>[C][C][O][C][=C][C][=C][C][Branch1][C][Cl][=C][Ring1][#Branch1][C][N]"}, {"from": "gpt", "value": "[B].[C][C][C][O][C][Ring1][Branch1].[Cl].[O].[H][H]"}]