Using (2S,3S,4S)-2-(hydroxymethyl)-5-methoxytetrahydrofuran-3,4-diol, 2,4-dichloro-1-(chloromethyl)benzene to produce (2S,3R,4S)-3,4-bis((2,4-dichlorobenzyl)oxy)-2-(((2,4-dichlorobenzyl)oxy)methyl)-5-methoxytetrahydrofuran, 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"
    ]
}
```
