InChI=1/C21H24N4O2/c1-3-13-25(14-19(26)22-18-12-8-7-9-16(18)2)15-20-23-21(24-27-20)17-10-5-4-6-11-17/h4-12H,3,13-15H2,1-2H3,(H,22,26)/p+1/fC21H25N4O2/h22,25H/q+1 5335A958EC8B39DA