InChI=1/C26H28O15/c27-7-14-17(31)21(35)25(39-14)37-8-15-18(32)20(34)22(36)26(40-15)41-24-19(33)16-12(30)5-11(29)6-13(16)38-23(24)9-1-3-10(28)4-2-9/h1-6,14-15,17-18,20-22,25-32,34-36H,7-8H2/t14-,15-,17+,18-,20+,21-,22-,25-,26+/s2