Using 1-(2,6-dichloro-3,5-dimethoxyphenyl)-3-(6-((4-((dimethylamino)methyl)-2-nitrophenyl)amino)pyrimidin-4-yl)-3-methyl-1-((2-(trimethylsilyl)ethoxy)methyl)urea to produce 1-(6-((2-amino-4-((dimethylamino)methyl)phenyl)amino)pyrimidin-4-yl)-3-(2,6-dichloro-3,5-dimethoxyphenyl)-1-methyl-3-((2-(trimethylsilyl)ethoxy)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"
    ]
}
```
