Using (R)-2-((1R,2R,3S)-2-(hydroxymethyl)-3-methylcyclopentyl)propan-1-ol, 2,2-dimethoxypropane to produce (6R,6aS,9S,9aR)-3,3,6,9-tetramethyloctahydrocyclopenta[e][1,3]dioxocine, 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"
    ]
}
```
