Using ethyl 3-oxo-3-(pyrimidin-4-yl)propanoate, 2H-azepin-7-amine to produce 2-(pyrimidin-4-yl)-7,8,9,10-tetrahydropyrimido[1,2-a]azepin-4(6H)-one, 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"
    ]
}
```
