Using tert-butyl 2-amino-3-((2-methoxy-2-oxoethyl)amino)propanoate, benzo[b][1,8]naphthyridin-2(1H)-one to produce tert-butyl 2-amino-3-((2-methoxy-2-oxoethyl)(2-oxo-1,2-dihydrobenzo[b][1,8]naphthyridin-3-yl)amino)propanoate, 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"
    ]
}
```
