InChI=1/C24H20O9/c25-15-8-6-13(7-9-15)3-2-10-33-24(32)14-11-18(27)21(19(28)12-14)22(29)20-16(23(30)31)4-1-5-17(20)26/h1,4-9,11-12,25-28H,2-3,10H2,(H,30,31)/p-2/fC24H18O9/h27h/q-2 84933F215473849B