InChI=1/C16H22N4O/c1-11-5-7-13(8-6-11)14-9-15(19-18-14)16(21)17-10-12(2)20(3)4/h5-9,12H,10H2,1-4H3,(H,17,21)(H,18,19)/p+1/t12-/m1/s1/fC16H23N4O/h17-18,20H/q+1 A08E785D7E5A9B76