InChI=1S/C28H34O16/c1-39-16-5-11(6-17-20(16)14(33)7-15(41-17)10-2-3-12(31)13(32)4-10)40-27-25(38)23(36)26(19(9-30)43-27)44-28-24(37)22(35)21(34)18(8-29)42-28/h2-6,15,18-19,21-32,34-38H,7-9H2,1H3