Using (1S)-1-((3S,5R,10S,13R,17S)-3-(1-ethoxyethoxy)-4,4,10,13-tetramethyl-2,3,4,5,6,7,10,11,12,13,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl)ethan-1-ol, 1-bromo-3-methylbut-2-ene to produce (3S,5R,10S,13R,17S)-3-(1-ethoxyethoxy)-4,4,10,13-tetramethyl-17-((S)-1-((3-methylbut-2-en-1-yl)oxy)ethyl)-2,3,4,5,6,7,10,11,12,13,16,17-dodecahydro-1H-cyclopenta[a]phenanthrene, 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"
    ]
}
```
