Using di-tert-butyl (tert-butoxycarbonyl)-L-glutamate, 1-(3-(benzyloxy)propyl)-4-(bromomethyl)benzene to produce di-tert-butyl (2S,4S)-2-(4-(3-(benzyloxy)propyl)benzyl)-4-((tert-butoxycarbonyl)amino)pentanedioate, 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"
    ]
}
```
