Using 4-(2-((4-amino-2,6-dimethylphenyl)amino)-2-oxoethyl)-1-(4,4-bis(4-fluorophenyl)butyl)piperazine-2-carboxamide, isocyanate to produce 1-(4,4-bis(4-fluorophenyl)butyl)-4-(2-((2,6-dimethyl-4-ureidophenyl)amino)-2-oxoethyl)piperazine-2-carboxamide, 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"
    ]
}
```
