InChI=1/C20H24F2N4O2/c1-3-26(15-8-5-4-6-9-15)11-7-10-23-20(28)25-19-13-18(24-14(2)27)16(21)12-17(19)22/h4-6,8-9,12-13H,3,7,10-11H2,1-2H3,(H,24,27)(H2,23,25,28)/f/h23-25H 38B8530A97758FF2