Using (S)-3-(1-(4-bromophenyl)ethyl)-12,12-dimethyl-1,10,14-trioxa-3-azadispiro[5.2.5(9).2(6)]hexadecan-2-one to produce (S)-3-(1-(4-bromophenyl)ethyl)-1-oxa-3-azaspiro[5.5]undecane-2,9-dione, 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"
    ]
}
```
