Using 4-((benzyloxy)carbonyl)-1-(6-fluoro-3-nitropyridin-2-yl)piperazine-2-carboxylic acid to produce benzyl 2-fluoro-6-oxo-5,6,6a,7,9,10-hexahydro-8H-pyrazino[1,2-a]pyrido[3,2-e]pyrazine-8-carboxylate, please predict the condition, including solvent and agent in SMILES notation in json format like:

```JSON
{
    "solvent": [
        "CCN(CC)CC",
        "CCOC(C)=O"
    ],
    "agent": [
        "On1nnc2ccccc21",
        "C(=NC1CCCCC1)=NC1CCCCC1",
        "Cl"
    ]
}
```
