InChI=1S/C27H28O16/c28-3-6-38-13-10-14(31)18-17(11-13)41-23(12-1-2-15(39-7-4-29)16(9-12)40-8-5-30)24(19(18)32)42-27-22(35)20(33)21(34)25(43-27)26(36)37/h1-3,9-11,20-22,25,27,29-31,33-35H,4-8H2,(H,36,37)