OCCNc1c2ccccc2nc2ccccc12 mol26686 0_1 OCC[NH2+]c1c2ccccc2nc2ccccc12 mol26686 1_1 [OH2+]CCNc1c2ccccc2nc2ccccc12 mol26686 1_2 OCCNc1c2ccccc2[nH+]c2ccccc12 mol26686 1_3