InChI=1/C21H25N5O2/c1-3-25-8-10-26(11-9-25)19-7-5-16(12-14(19)2)22-20(27)15-4-6-17-18(13-15)24-21(28)23-17/h4-7,12-13H,3,8-11H2,1-2H3,(H,22,27)(H2,23,24,28)/f/h22-24H D958FACD9746E114