Using N-benzyl-N-((2R,3S)-4-((tert-butyldimethylsilyl)oxy)-2-(3,4-dichlorophenyl)-3-hydroxybutyl)-2-chloroacetamide to produce 4-benzyl-7-(((tert-butyldimethylsilyl)oxy)methyl)-6-(3,4-dichlorophenyl)-1,4-oxazepan-3-one, 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"
    ]
}
```
