InChI=1/C15H20N4O/c1-9(17-10-5-2-3-6-10)15-18-12-8-4-7-11(14(16)20)13(12)19-15/h4,7-10,17H,2-3,5-6H2,1H3,(H2,16,20)(H,18,19)/p+1/t9-/m0/s1/fC15H21N4O/h17-18H,16H2/q+1 F2794176B0CE86FB