Using cyanide, (((3S,5R,8S,10S,13S,14S,17S)-5-(2-iodoethyl)-10,13-dimethyl-2,3,4,5,6,7,8,10,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-3,17-diyl)bis(oxy))bis(tert-butyldimethylsilane) to produce 3-((3S,5S,8S,10S,13S,14S,17S)-3,17-bis((tert-butyldimethylsilyl)oxy)-10,13-dimethyl-1,2,3,4,6,7,8,10,12,13,14,15,16,17-tetradecahydro-5H-cyclopenta[a]phenanthren-5-yl)propanenitrile, 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"
    ]
}
```
