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