Using O=C(NC1CCC(OCc2cc(C(F)(F)F)cc(C(F)(F)F)c2)C1c1ccccc1)OCc1ccccc1 to produce NC1CCC(OCc2cc(C(F)(F)F)cc(C(F)(F)F)c2)C1c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.