InChI=1S/C28H28O16/c29-7-17-19(31)21(33)25(44-27-23(35)20(32)22(34)24(43-27)26(36)37)28(42-17)41-11-2-3-12-15(6-11)38-8-13(18(12)30)10-1-4-14-16(5-10)40-9-39-14/h1-6,8,17,19-25,27-29,31-35H,7,9H2,(H,36,37)