Using (2R,3R,4R,5S,6S)-6-methyltetrahydro-2H-pyran-2,3,4,5-tetrayl tetraacetate, S-((3R,5S)-5-(hydroxymethyl)-1-(methylsulfonyl)pyrrolidin-3-yl) ethanethioate to produce (2S,3R,4R,5S,6S)-2-(((2S,4R)-4-(acetylthio)-1-(methylsulfonyl)pyrrolidin-2-yl)methoxy)-6-methyltetrahydro-2H-pyran-3,4,5-triyl triacetate, 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"
    ]
}
```
