[{"from": "human", "value": "Given the following reaction, what are some possible reagents that could have been utilized? [C][C][Branch1][C][C][O].[N][#C][C][C@@H1][Branch1][C][O][C][C][=Branch1][C][=O][O]>>[C][C][Branch1][C][C][O][C][=Branch1][C][=O][C][C@H1][Branch1][C][O][C][C][#N]"}, {"from": "gpt", "value": "[O][=C][Branch1][C][O-1][O-1].[O][=S][=Branch1][C][=O][Branch1][C][O][O].[Na+1].[Na+1]"}]