Using iodomethane, (6aR,9S,10aR)-N-(2,3-dihydrobenzofuran-5-yl)-7-propyl-4,6,6a,7,8,9,10,10a-octahydroindolo[4,3-fg]quinolin-9-amine to produce (6aR,9S,10aR)-N-(2,3-dihydrobenzofuran-5-yl)-4-methyl-7-propyl-4,6,6a,7,8,9,10,10a-octahydroindolo[4,3-fg]quinolin-9-amine, 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"
    ]
}
```
