Using formicacid, (3S,5S,8S,9S,10S,11S,13S,14S,17S)-17-acetyl-3-hydroxy-10,13-dimethylhexadecahydro-1H-cyclopenta[a]phenanthren-11-yl dipropylglycinate to produce (3R,5S,8S,9S,10S,11S,13S,14S,17S)-17-acetyl-3-(formyloxy)-10,13-dimethylhexadecahydro-1H-cyclopenta[a]phenanthren-11-yl dipropylglycinate, 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"
    ]
}
```
