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