Using tert-butyl (R)-3-(4-(2-hydroxyethyl)-N-isopropyl-2,2,7-trimethyl-3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carboxamido)piperidine-1-carboxylate, propionyl chloride to produce tert-butyl (R)-3-(N-isopropyl-2,2,7-trimethyl-3-oxo-4-(2-(propionyloxy)ethyl)-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carboxamido)piperidine-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"
    ]
}
```
