InChI=1S/C27H34O10/c1-12(10-18(28)35-27-22(31)20(29)21(30)25(37-27)26(32)33)8-7-9-13(2)23-24(36-23)19-14(3)11-17(34-6)15(4)16(19)5/h7-11,20-25,27,29-31H,1-6H3,(H,32,33)/b8-7+,12-10-,13-9+