InChI=1/C15H20N4O/c1-15(17,14(16)20)8-5-10-19-11-9-18-13(19)12-6-3-2-4-7-12/h2-4,6-7,9,11H,5,8,10,17H2,1H3,(H2,16,20)/p+1/t15-/m0/s1/fC15H21N4O/h17H,16H2/q+1 F6606D1F4F97397B