Using CCOC(=O)c1cc(=O)c2cc(F)c(F)c(C#N)c2n1C1CC1, NCC12CNCC1CCO2 to produce CCOC(=O)c1cc(=O)c2cc(F)c(N3CC4CCOC4(CN)C3)c(C#N)c2n1C1CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.