O=[N+]([O-])c1cccc2nc3ccccc3c(NCc3ccccc3)c12 mol19925 0_1 O=[N+]([O-])c1cccc2[nH+]c3ccccc3c(NCc3ccccc3)c12 mol19925 1_1 O=[N+]([O-])c1cccc2nc3ccccc3c([NH2+]Cc3ccccc3)c12 mol19925 1_2