Using NNCc1ccccn1, O=c1nc(-c2cc(Cl)ccc2O)oc2ccc(Cl)cc12 to produce Oc1ccc(Cl)cc1-c1nc(-c2cc(Cl)ccc2O)n(Cc2ccccn2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.