Using ((1-(benzo[b]thiophen-2-yl)but-3-yn-2-yl)oxy)(tert-butyl)dimethylsilane, 1-iodopyrrolidine-2,5-dione to produce (E)-((1-(benzo[b]thiophen-2-yl)-4-iodobut-3-en-2-yl)oxy)(tert-butyl)dimethylsilane, 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"
    ]
}
```
