Using C[C@H]1CN[C@@H](C)CN1, Clc1nnc(Cl)c2ccccc12 to produce C[C@H]1CN(c2nnc(Cl)c3ccccc23)[C@@H](C)CN1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.