Using (2R,4S)-N-butyl-4-((3S,6S,8R)-3,8-dimethyl-1,1-dioxido-4-oxo-1-thia-5-azacyclohexadec-11-en-6-yl)-4-hydroxy-2-methylbutanamide to produce (2R,4S)-N-butyl-4-((3S,6S,8R)-3,8-dimethyl-1,1-dioxido-4-oxo-1-thia-5-azacyclohexadecan-6-yl)-4-hydroxy-2-methylbutanamide, 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"
    ]
}
```
