InChI=1/C28H21NO5/c1-3-16-33-21-14-10-19(11-15-21)25-24-26(31)22-6-4-5-7-23(22)34-27(24)28(32)29(25)20-12-8-18(9-13-20)17(2)30/h3-15,25H,1,16H2,2H3/t25-/m1/s1 C98121BC75A4EA1A