InChI=1/C22H28N4O2/c1-4-23-21(27)18-8-9-19(15(2)12-18)25-22(28)24-14-16-7-10-20-17(13-16)6-5-11-26(20)3/h7-10,12-13H,4-6,11,14H2,1-3H3,(H,23,27)(H2,24,25,28)/f/h23-25H 1E6F7A1481AB1B8E