Using c1ccc(-n2nnnc2N2CCNCC2)cc1, COc1cnc(Cl)c2[nH]cc(C(=O)C(=O)O)c12 to produce COc1cnc(Cl)c2[nH]cc(C(=O)C(=O)N3CCN(c4nnnn4-c4ccccc4)CC3)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.