O=C(c1cccnc1)N(O)c1ccccc1 mol11692 0_1 O=C(c1ccc[nH+]c1)N([O-])c1ccccc1 mol11692 0_2 O=C(c1cccnc1)N([O-])c1ccccc1 mol11692 -1_1