InChI=1/C21H24N4O2/c1-13-11-14(2)17(15(3)12-13)9-10-22-21(26)23-19-8-6-5-7-18(19)20-25-24-16(4)27-20/h5-8,11-12H,9-10H2,1-4H3,(H2,22,23,26)/f/h22-23H 4F2EEDF64807D171