[O-]c1c(I)cc(I)c2ccc[nH+]c12 mol13809 0_1 Oc1c(I)cc(I)c2cccnc12 mol13809 0_2 Oc1c(I)cc(I)c2ccc[nH+]c12 mol13809 1_1 [O-]c1c(I)cc(I)c2cccnc12 mol13809 -1_1