InChI=1/C22H26N4O2/c1-14(16-6-7-19-18(11-16)12-21(27)25-19)24-22(28)23-13-15-5-8-20-17(10-15)4-3-9-26(20)2/h5-8,10-11,14H,3-4,9,12-13H2,1-2H3,(H,25,27)(H2,23,24,28)/t14-/m1/s1/f/h23-25H 73EB971EF5EE2566