Using Cc1ccccc1N, O=C(Nc1nnn[nH]1)c1cncc(Cl)n1 to produce Cc1ccccc1Nc1cncc(C(=O)Nc2nnn[nH]2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.