Using (R)-4-phenyloxazolidin-2-one, (E)-3-(1-(tert-butoxycarbonyl)-1H-indol-3-yl)acrylic acid to produce tert-butyl (R,E)-3-(3-oxo-3-(2-oxo-4-phenyloxazolidin-3-yl)prop-1-en-1-yl)-1H-indole-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"
    ]
}
```
