Using diethyl (R)-2-(4-((1-(tert-butoxycarbonyl)pyrrolidin-2-yl)methoxy)phenyl)malonate, 2-(bromomethyl)benzo[b]thiophene-5-carbonitrile to produce diethyl (R)-2-(4-((1-(tert-butoxycarbonyl)pyrrolidin-2-yl)methoxy)phenyl)-2-((5-cyanobenzo[b]thiophen-2-yl)methyl)malonate, 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"
    ]
}
```
