Using tert-butyl 4-(((8-((3-chloro-4-fluorophenyl)amino)pyrimido[5,4-d]pyrimidin-2-yl)amino)methyl)piperidine-1-carboxylate to produce N8-(3-chloro-4-fluorophenyl)-N2-(piperidin-4-ylmethyl)pyrimido[5,4-d]pyrimidine-2,8-diamine, 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"
    ]
}
```
