Using ClC1=NCCN1, COc1ccc(C(=O)NCc2ccc(N)cc2)cc1 to produce COc1ccc(C(=O)NCc2ccc(NC3=NCCN3)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.