InChI=1S/C28H26O16/c29-13-2-1-9(3-15(13)31)24-19(43-27(40)10-4-16(32)20(34)17(33)5-10)8-12-14(30)6-11(7-18(12)42-24)41-28-23(37)21(35)22(36)25(44-28)26(38)39/h1-7,19,21-25,28-37H,8H2,(H,38,39)