Using (3S,5S)-1-benzyl-3,5-dimethylpiperazin-2-one, methyl 2-chlorobenzo[d]oxazole-4-carboxylate to produce methyl 2-((2S,6S)-4-benzyl-2,6-dimethyl-3-oxopiperazin-1-yl)benzo[d]oxazole-4-carboxylate, 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"
    ]
}
```
