InChI=1/C21H22N4O/c1-25(2)20-16(6-4-12-22-20)13-23-21(26)24-18-11-10-15-9-8-14-5-3-7-17(18)19(14)15/h3-7,10-12H,8-9,13H2,1-2H3,(H2,23,24,26)/p+1/fC21H23N4O/h22-24H/q+1 6B03DB5E4CCD367E