Using ethyl 2-bromo-2-fluoroacetate, benzyl (S)-(2-hydroxy-5-(3-oxo-3-((4-phenylbutyl)amino)-2-(phenylsulfonamido)propyl)phenyl)(methyl)carbamate to produce ethyl 2-(2-(((benzyloxy)carbonyl)(methyl)amino)-4-((S)-3-oxo-3-((4-phenylbutyl)amino)-2-(phenylsulfonamido)propyl)phenoxy)-2-fluoroacetate, 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"
    ]
}
```
