InChI=1/C28H30N4O2/c1-18-6-8-20(3)23(14-18)17-32-27(33)25(15-22-9-11-24(34-5)12-10-22)21(4)30-28(32)31-26-13-7-19(2)16-29-26/h6-14,16H,15,17H2,1-5H3,(H,29,30,31)/f/h31H 3C3DCC3F309A9BA7