[O-]c1noc2c1C[NH2+]CC2 mol17045 0_1 Oc1noc2c1CNCC2 mol17045 0_2 Oc1noc2c1C[NH2+]CC2 mol17045 1_1 Oc1[nH+]oc2c1CNCC2 mol17045 1_2 [O-]c1noc2c1CNCC2 mol17045 -1_1