InChI=1/C20H22N4/c1-4-17(22)20-23-18-9-13(2)14(3)10-19(18)24(20)12-16-8-6-5-7-15(16)11-21/h5-10,17H,4,12,22H2,1-3H3/p+1/t17-/m0/s1/fC20H23N4/h22H/q+1 73699C21B0F48674