InChI=1/C22H26N4O2/c1-14(2)20(26-10-9-15-5-3-4-6-17(15)13-26)12-23-21(27)16-7-8-18-19(11-16)25-22(28)24-18/h3-8,11,14,20H,9-10,12-13H2,1-2H3,(H,23,27)(H2,24,25,28)/t20-/m0/s1/f/h23-25H F41B6735F5A1C029