InChI=1/C23H20O11/c1-10(24)30-15-8-16(28)20-19(9-15)34-22(23(21(20)29)33-13(4)27)14-5-6-17(31-11(2)25)18(7-14)32-12(3)26/h5-9,22-23,28H,1-4H3/t22-,23-/m0/s1 B890739D1BD2691A