C[C@H](CCN1CCOCC1)n1nc2ccccc2n1 mol34766 0_1 C[C@H](CC[NH+]1CCOCC1)n1nc2ccccc2n1 mol34766 1_1 C[C@H](CCN1CCOCC1)n1nc2ccccc2[nH+]1 mol34766 1_2