Using (R)-oxiran-2-ylmethyl butyrate, benzyl 3-(((benzyloxy)carbonyl)(4-(((benzyloxy)carbonyl)amino)-2-fluorophenyl)amino)azetidine-1-carboxylate to produce benzyl (R)-3-(((benzyloxy)carbonyl)(2-fluoro-4-(5-(hydroxymethyl)-2-oxooxazolidin-3-yl)phenyl)amino)azetidine-1-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"
    ]
}
```
