Using O=C(N1CCCC(OCc2ccc(Oc3ccc(F)cc3)cc2)C1)C(F)(F)F to produce Fc1ccc(Oc2ccc(COC3CCCNC3)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.