Using 1,2-dichloro-4-isocyanatobenzene, 3-(4-(aminomethyl)-1-oxoisoindolin-2-yl)piperidine-2,6-dione to produce 1-(3,4-dichlorophenyl)-3-((2-(2,6-dioxopiperidin-3-yl)-1-oxoisoindolin-4-yl)methyl)urea, 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"
    ]
}
```
