Using N-(7-((4-chlorobenzyl)amino)-8-isobutyl-5-oxo-2,3,5,8-tetrahydroimidazo[1,2-a]pyrimidin-6-yl)formamide to produce 3-(4-chlorobenzyl)-4-isobutyl-3,4,6,7-tetrahydro-9H-imidazo[1,2-a]purin-9-one, 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"
    ]
}
```
