InChI=1S/C27H24O16/c28-9-2-1-7(3-10(9)29)13-6-12(31)15-11(30)4-8(5-14(15)38-13)37-27-23(22-20(42-27)17(33)25(36)40-22)43-26-18(34)21-19(41-26)16(32)24(35)39-21/h1-5,13,16-23,26-30,32-34H,6H2/t13-,16+,17+,18+,19+,20+,21+,22-,23+,26-,27+/m0/s1