Using (S)-2-((tert-butoxycarbonyl)amino)-4-phenylbutanoic acid, tert-butyl (S)-(4-(methylamino)-5-oxo-5-((3-phenylpropyl)amino)pentyl)carbamate to produce tert-butyl ((S)-1-(((S)-5-((tert-butoxycarbonyl)amino)-1-oxo-1-((3-phenylpropyl)amino)pentan-2-yl)(methyl)amino)-1-oxo-4-phenylbutan-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"
    ]
}
```
