Using bis(trichloromethyl) carbonate, N2-(8-bromo-4,5-dihydrobenzo[2,3]oxepino[4,5-d]thiazol-2-yl)-2-methylpropane-1,2-diamine to produce 1-(8-bromo-4,5-dihydrobenzo[2,3]oxepino[4,5-d]thiazol-2-yl)-5,5-dimethylimidazolidin-2-one, 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"
    ]
}
```
