Using O=C1NCCC1NC(=O)C(F)(F)F, O=C(Cl)OCc1ccccc1 to produce O=C(OCc1ccccc1)N1CCC(NC(=O)C(F)(F)F)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.