InChI=1/C15H20N4O/c1-12-5-4-9-18(10-8-12)11-19-15(20)13-6-2-3-7-14(13)16-17-19/h2-3,6-7,12H,4-5,8-11H2,1H3/p+1/t12-/m0/s1/fC15H21N4O/h18H/q+1 E77B69429CB10AAA