OCCCNc1c2ccccc2nc2c1[nH]c1ccccc12 mol16597 0_1 OCCCNc1c2ccccc2[nH+]c2c1[nH]c1ccccc12 mol16597 1_1 OCCC[NH2+]c1c2ccccc2nc2c1[nH]c1ccccc12 mol16597 1_2