InChI=1/C28H28N4O2/c1-4-21-6-5-7-25(15-21)31-28(34)26-17-32(18-29-26)16-22-9-12-24(13-10-22)30-27(33)23-11-8-19(2)20(3)14-23/h5-15,17-18H,4,16H2,1-3H3,(H,30,33)(H,31,34)/f/h30-31H E435B68BF8B0816D