Using CCCCCCOc1ccc(-c2ncc(-c3ccc(OCc4ccccc4)c(F)c3F)cn2)cn1 to produce CCCCCCOc1ccc(-c2ncc(-c3ccc(O)c(F)c3F)cn2)cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.