InChI=1/C22H26N4O2/c1-22(2,3)16-10-6-8-12-18(16)24-20(27)14-26(4)13-19-23-17-11-7-5-9-15(17)21(28)25-19/h5-12H,13-14H2,1-4H3,(H,24,27)(H,23,25,28)/f/h23-24H F82497631EF7503B