Using 4,5,6,7-tetrachloro-8,8-dimethoxy-3a,4,7,7a-tetrahydro-4,7-methanobenzo[d][1,3]dioxol-2-one to produce 1,4,5,6-tetrachloro-7,7-dimethoxybicyclo[2.2.1]hept-5-ene-2,3-diol, 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"
    ]
}
```
