InChI=1/C15H19N5/c1-19(2)15-17-8-6-14(18-15)20-9-7-12-11(10-20)4-3-5-13(12)16/h3-6,8H,7,9-10,16H2,1-2H3/p+1/fC15H20N5/h17H/q+1 EDBDBA4069898E9D