Using methanolate, (2E,4E,6E,8E,10E,12E,14E,16E)-2,6,11,15-tetramethyl-17-(2,6,6-trimethylcyclohex-1-en-1-yl)heptadeca-2,4,6,8,10,12,14,16-octaenal to produce (2E,4E,6E,8E,10E,12E,14E,16E,18E,20E)-2,6,10,15,19-pentamethyl-21-(2,6,6-trimethylcyclohex-1-en-1-yl)henicosa-2,4,6,8,10,12,14,16,18,20-decaenal, 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"
    ]
}
```
