InChI=1/C21H24N6O2/c1-14-10-15(2)20(16(3)11-14)25-19(28)13-26(4)21(29)24-17-6-7-18(22-12-17)27-9-5-8-23-27/h5-12H,13H2,1-4H3,(H,24,29)(H,25,28)/f/h24-25H 91DEFF7B5C117D79