Using 6-((tert-butyldimethylsilyl)oxy)-2,5,7,8-tetramethylchromane-2-carbaldehyde, (1-bromo-3,7-dimethyloctyl)phosphonium to produce tert-butyl((2-(4,8-dimethylnon-1-en-1-yl)-2,5,7,8-tetramethylchroman-6-yl)oxy)dimethylsilane, 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"
    ]
}
```
