Using urea, diethyl 1-(6-((1-(4-cyanophenyl)-1H-indazol-5-yl)oxy)pyridin-3-yl)pyrrolidine-2,2-dicarboxylate to produce 4-(5-((5-(6,8,10-trioxo-1,7,9-triazaspiro[4.5]decan-1-yl)pyridin-2-yl)oxy)-1H-indazol-1-yl)benzonitrile, 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"
    ]
}
```
