Using 1-(2-hydroxyethyl)pyrrolidin-2-one, (((3S,11aR)-8-((2,4-difluorobenzyl)carbamoyl)-3-methyl-5,7-dioxo-2,3,5,7,11,11a-hexahydrooxazolo[3,2-a]pyrido[1,2-d]pyrazin-6-yl)oxy)methyl (4-nitrophenyl) carbonate to produce (((3S,11aR)-8-((2,4-difluorobenzyl)carbamoyl)-3-methyl-5,7-dioxo-2,3,5,7,11,11a-hexahydrooxazolo[3,2-a]pyrido[1,2-d]pyrazin-6-yl)oxy)methyl (2-(2-oxopyrrolidin-1-yl)ethyl) carbonate, 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"
    ]
}
```
