InChI=1S/C26H34O9/c1-12(27)33-19-8-7-18-17-5-3-13-11-14(4-6-15(13)16(17)9-10-26(18,19)2)34-25-22(30)20(28)21(29)23(35-25)24(31)32/h4,6,11,16-23,25,28-30H,3,5,7-10H2,1-2H3,(H,31,32)