InChI=1S/C27H30O12/c1-11(2)4-6-13-18(38-27-23(33)21(31)22(32)25(39-27)26(34)35)10-19(36-3)20-16(30)9-17(37-24(13)20)12-5-7-14(28)15(29)8-12/h4-5,7-8,10,17,21-23,25,27-29,31-33H,6,9H2,1-3H3,(H,34,35)