Using 8-(tert-butyl) 3-ethyl 2,8-diazaspiro[4.5]decane-3,8-dicarboxylate, 4-((bis((1H-imidazol-2-yl)methyl)amino)methyl)benzaldehyde to produce 8-(tert-butyl) 3-ethyl 2-(4-((bis((1H-imidazol-2-yl)methyl)amino)methyl)benzyl)-2,8-diazaspiro[4.5]decane-3,8-dicarboxylate, 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"
    ]
}
```
