Using COC(=O)c1cc(F)cc2c1C(=O)C(c1ncnn1C)C(c1ccc(F)cc1)N2O to produce COC(=O)c1cc(F)cc2c1C(=O)C(c1ncnn1C)C(c1ccc(F)cc1)N2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.