Using Cc1cc(C)n(-c2cncc(Cl)n2)n1, Nc1ccc(Cl)cc1 to produce Cc1cc(C)n(-c2cncc(Nc3ccc(Cl)cc3)n2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.