Using ethyl 4-((7-((10-(methoxymethyl)-10H-benzo[b]pyrazino[2,3-e][1,4]thiazin-8-yl)methyl)-7H-purin-6-yl)thio)butanoate to produce 4-((7-((10H-benzo[b]pyrazino[2,3-e][1,4]thiazin-8-yl)methyl)-7H-purin-6-yl)thio)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"
    ]
}
```
