Using tert-butyl 8-(1-(2,4-dimethoxybenzyl)-3-ethyl-4-hydroxy-5-(methoxycarbonyl)-6-oxo-1,6-dihydropyridin-2-yl)-3,4-dihydropyrazino[1,2-a]indole-2(1H)-carboxylate to produce 5-ethyl-4-hydroxy-2-oxo-6-(1,2,3,4-tetrahydropyrazino[1,2-a]indol-8-yl)-1,2-dihydropyridine-3-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"
    ]
}
```
