Using pivalohydrazide, (3aS,4S,6R,6aR)-6-(2-chloro-6-((tetrahydro-2H-pyran-4-yl)amino)-9H-purin-9-yl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxole-4-carboxylic acid to produce (3aS,4S,6R,6aR)-6-(2-chloro-6-((tetrahydro-2H-pyran-4-yl)amino)-9H-purin-9-yl)-2,2-dimethyl-N'-pivaloyltetrahydrofuro[3,4-d][1,3]dioxole-4-carbohydrazide, 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"
    ]
}
```
