InChI=1/C20H22N8/c21-19(22)11-5-7-13-15(9-11)27-17(25-13)3-1-2-4-18-26-14-8-6-12(20(23)24)10-16(14)28-18/h5-10H,1-4H2,(H3,21,22)(H3,23,24)(H,25,27)(H,26,28)/p+2/fC20H24N8/h25,28H,21-24H2/q+2 FDCBBB12965B3423