Using 7-(ethoxycarbonyl)-1,5,6,7,8,9-hexahydropyrrolo[2',3':4,5]thieno[2,3-d]azepine-2-carboxylic acid to produce ethyl 5,6,8,9-tetrahydropyrrolo[2',3':4,5]thieno[2,3-d]azepine-7(1H)-carboxylate, 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"
    ]
}
```
