Using methyl (2S,3R)-3-((2-(1H-imidazol-4-yl)ethyl)amino)-2-((S)-2-(((benzyloxy)carbonyl)amino)-4-((bis(4-methoxyphenyl)methyl)amino)-4-oxobutanamido)butanoate to produce (2S,3R)-3-((2-(1H-imidazol-4-yl)ethyl)amino)-2-((S)-2-(((benzyloxy)carbonyl)amino)-4-((bis(4-methoxyphenyl)methyl)amino)-4-oxobutanamido)butanoic acid, 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"
    ]
}
```
