Using tetrafluoroborate, (S)-7-methyl-2-(4-(4-(trifluoromethyl)phenyl)pyridin-2-yl)-1,7-diazaspiro[4.4]non-1-en-6-one to produce (5R)-3-fluoro-7-methyl-2-(4-(4-(trifluoromethyl)phenyl)pyridin-2-yl)-1,7-diazaspiro[4.4]non-1-en-6-one, 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"
    ]
}
```
