Using 3-(4-chlorothiazol-2-yl)-3-(1,3-dimethyl-2,4-dioxo-5-phenyl-2,3,4,6-tetrahydro-1H-pyrrolo[3,4-d]pyrimidin-7-yl)-2,2-dimethylpropyl methanesulfonate to produce 9-(4-chlorothiazol-2-yl)-1,3,8,8-tetramethyl-5-phenyl-1,7,8,9-tetrahydro-2H-pyrimido[4,5-a]pyrrolizine-2,4(3H)-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"
    ]
}
```
