Using (E)-2-(2-(3-bromophenyl)-6,6-dimethyl-6,7-dihydrobenzo[b]thiophen-4(5H)-ylidene)ethyl carbamimidothioate to produce 2-(3-bromophenyl)-6,6-dimethyl-5',6,6',7-tetrahydro-5H-spiro[benzo[b]thiophene-4,4'-[1,3]thiazin]-2'-amine, 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"
    ]
}
```
