Using O=C(O)c1ccc(N2CC(F)(F)C2)c(OCC2CC2)n1, C1CC2CNCC2O1 to produce O=C(c1ccc(N2CC(F)(F)C2)c(OCC2CC2)n1)N1CC2CCOC2C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.