InChI=1/C20H24N4O2/c21-19(25)18-10-5-11-24(18)14-16-8-4-9-17(12-16)23-20(26)22-13-15-6-2-1-3-7-15/h1-4,6-9,12,18H,5,10-11,13-14H2,(H2,21,25)(H2,22,23,26)/p+1/t18-/m0/s1/fC20H25N4O2/h22-24H,21H2/q+1 77A7CAA30651F2C3