Using 3-((benzyloxy)carbonyl)-1-(tert-butoxycarbonyl)piperidine-3-carboxylic acid, 1-bromo-3,3-dimethylbutan-2-one to produce 3-benzyl 1-(tert-butyl) 3-(3,3-dimethyl-2-oxobutyl) piperidine-1,3,3-tricarboxylate, 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"
    ]
}
```
