InChI=1S/C26H28O20/c27-5-12-20(44-23(40)6-1-8(28)13(31)9(29)2-6)17(35)19(37)26(43-12)46-24(41)7-3-10(30)14(32)11(4-7)42-25-18(36)15(33)16(34)21(45-25)22(38)39/h1-4,12,15-21,25-37H,5H2,(H,38,39)