InChI=1/C22H26N4O2/c1-15-4-2-6-17(12-15)22(9-10-22)21(28)25-18-7-8-19(24-13-18)26-11-3-5-16(14-26)20(23)27/h2,4,6-8,12-13,16H,3,5,9-11,14H2,1H3,(H2,23,27)(H,25,28)/t16-/m1/s1/f/h25H,23H2 535C995E0BBBB7B7