Using tert-butyl (S)-(tert-butoxycarbonyl)(9-(3-((tert-butyldiphenylsilyl)oxy)-2-(((diethoxyphosphoryl)methyl)thio)propoxy)-6-methoxy-9H-purin-2-yl)carbamate to produce diethyl (S)-(((1-((2-amino-6-methoxy-9H-purin-9-yl)oxy)-3-hydroxypropan-2-yl)thio)methyl)phosphonate, 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"
    ]
}
```
