InChI=1/C28H28N4O4/c1-4-17-5-11-21(23(13-17)27(34)32-20-9-6-18(7-10-20)25(29)30)22-12-8-19(14-24(22)28(35)36)26(33)31-15-16(2)3/h4-14,16H,1,15H2,2-3H3,(H3,29,30)(H,31,33)(H,32,34)(H,35,36)/f/h31-32H,29-30H2 BD971AF96105AC3C