CCN(CC)c1ncnc2nc[nH]c12 mol29562 0_1 CC[NH+](CC)c1ncnc2nc[nH]c12 mol29562 1_1 CCN(CC)c1ncnc2[nH+]c[nH]c12 mol29562 1_2 CCN(CC)c1[nH+]cnc2nc[nH]c12 mol29562 1_3 CCN(CC)c1nc[nH+]c2nc[nH]c12 mol29562 1_4