InChI=1S/C27H28O12/c1-11(2)4-6-14-18(38-27-22(32)20(30)21(31)24(39-27)25(33)34)10-19-16(23(14)36-3)9-15(26(35)37-19)13-7-5-12(28)8-17(13)29/h4-5,7-10,20-22,24,27-32H,6H2,1-3H3,(H,33,34)