Using methanethiolate, isopropyl 2-chloro-5-(5-(chloromethyl)-3,4-dimethyl-2,6-dioxo-3,6-dihydropyrimidin-1(2H)-yl)-4-fluorobenzoate to produce isopropyl 2-chloro-5-(3,4-dimethyl-5-((methylthio)methyl)-2,6-dioxo-3,6-dihydropyrimidin-1(2H)-yl)-4-fluorobenzoate, 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"
    ]
}
```
