O=[N+]([O-])c1n[nH]c(CCc2nc([N+](=O)[O-])n[nH]2)n1 mol25582 0_1 O=[N+]([O-])c1n[n-]c(CCc2nc([N+](=O)[O-])n[nH]2)n1 mol25582 -1_1