Using CCCn1ccc2ncnc(Cl)c21, Nc1ccc(OCc2cccc(F)c2)c(Cl)c1 to produce CCCn1ccc2ncnc(Nc3ccc(OCc4cccc(F)c4)c(Cl)c3)c21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.