Using Nc1cnc(NCCNc2ccc([N+](=O)[O-])cn2)nc1-c1ccc(Cl)cc1Cl, CN(CC(=O)O)CC(=O)O to produce CN1CC(=O)N(c2cnc(NCCNc3ccc([N+](=O)[O-])cn3)nc2-c2ccc(Cl)cc2Cl)C(=O)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.