Using ClCc1cncc(-c2ccc(Cl)c(Cl)c2)c1, Cc1ncc[nH]1 to produce Cc1nccn1Cc1cncc(-c2ccc(Cl)c(Cl)c2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.