Using Nc1cccc(O)c1, ClCc1nccn1Cc1cc(Cl)cc(Cl)c1 to produce Nc1cccc(OCc2nccn2Cc2cc(Cl)cc(Cl)c2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.