Using (2R,2a'S,4S,4'R,6a'S,6b'S,8a'S,8b'R,9'R,11a'S,12a'S,12b'S)-4',9'-dihydroxy-4,5,5,6a',8a',9'-hexamethyloctadecahydro-3H-spiro[furan-2,10'-naphtho[2',1':4,5]indeno[2,1-b]furan]-7'(1'H)-one to produce (2S,2a'S,4S,4'R,6a'S,6b'S,8a'S,8b'R,9'R,11a'S,12a'S,12b'S)-4',9'-dihydroxy-4,5,5,6a',8a',9'-hexamethyloctadecahydro-3H-spiro[furan-2,10'-naphtho[2',1':4,5]indeno[2,1-b]furan]-7'(1'H)-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"
    ]
}
```
