Using (2S,3S)-3-((S)-4-amino-2-(((benzyloxy)carbonyl)amino)-4-oxobutanamido)-2-hydroxy-4-phenylbutanoic acid, tert-butyl (2S,3R)-2-(tert-butylcarbamoyl)-3-((tert-butyldimethylsilyl)oxy)pyrrolidine-1-carboxylate to produce benzyl ((S)-4-amino-1-(((2S,3S)-4-((2S,3R)-2-(tert-butylcarbamoyl)-3-hydroxypyrrolidin-1-yl)-3-hydroxy-4-oxo-1-phenylbutan-2-yl)amino)-1,4-dioxobutan-2-yl)carbamate, 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"
    ]
}
```
