Using ethyl 3-((3,4-dimethoxybenzyl)amino)propanoate, N-(2-(3-methoxy-4-(3-(o-tolyl)ureido)phenyl)acetyl)-N-methylglycine to produce ethyl 3-(N-(3,4-dimethoxybenzyl)-2-(2-(3-methoxy-4-(3-(o-tolyl)ureido)phenyl)-N-methylacetamido)acetamido)propanoate, 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"
    ]
}
```
