Using (1S,2S,3S)-2,3-bis(((tert-butyldiphenylsilyl)oxy)methyl)cyclopentyl methanesulfonate, 6-(2-methoxyethoxy)-7H-purin-2-amine to produce 9-((1R,2R,3S)-2,3-bis(((tert-butyldiphenylsilyl)oxy)methyl)cyclopentyl)-6-(2-methoxyethoxy)-9H-purin-2-amine, 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"
    ]
}
```
