Using (2R,3R,4R,5S,6S)-2-bromo-6-methyl-4-(2,2,2-trifluoroacetamido)tetrahydro-2H-pyran-3,5-diyl diacetate to produce (2S,3S,4S)-2-methyl-4-(2,2,2-trifluoroacetamido)-3,4-dihydro-2H-pyran-3-yl acetate, 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"
    ]
}
```
