Using (4R,5S)-3-(3-(4-chlorophenyl)propanoyl)-4-methyl-5-phenyloxazolidin-2-one, tert-butyl 2-bromoacetate to produce tert-butyl (S)-3-(4-chlorobenzyl)-4-((4R,5S)-4-methyl-2-oxo-5-phenyloxazolidin-3-yl)-4-oxobutanoate, 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"
    ]
}
```
