Using cyanate, 4-nitrobenzyl (3R,5R,6R)-6-amino-3-(3-amino-2-oxoimidazolidin-1-yl)-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-3-carboxylate to produce 4-nitrobenzyl (3R,5R,6R)-6-amino-7-oxo-3-(2-oxo-3-ureidoimidazolidin-1-yl)-4-thia-1-azabicyclo[3.2.0]heptane-3-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"
    ]
}
```
