[{"from": "human", "value": "Please provide possible reagents based on the following chemical reaction. [C][S][C][=C][C][=C][C][Branch1][Ring1][C][Cl][=C][Ring1][Branch2].[C-1][#N]>>[C][S][C][=C][C][=C][C][Branch1][Ring2][C][C][#N][=C][Ring1][=Branch2]"}, {"from": "gpt", "value": "[C][C][O][C][C][O][C][C][O][C][C][O][C][C][O][C][C][O][Ring2][Ring1][C].[C][C][#N].[Cl][C][Cl].[K+1]"}]