Using 2-benzyl 1-(tert-butyl) 3-benzyl-7-(4-(tert-butoxycarbonyl)piperazin-1-yl)-1H-indole-1,2-dicarboxylate to produce 3-benzyl-1-(tert-butoxycarbonyl)-7-(4-(tert-butoxycarbonyl)piperazin-1-yl)-1H-indole-2-carboxylic 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"
    ]
}
```
