InChI=1S/C26H38O9/c1-15(10-13-26-24(3,4)11-7-12-25(26,5)35-26)8-6-9-16(2)14-17(27)33-23-20(30)18(28)19(29)21(34-23)22(31)32/h6,8-10,13,16,18-21,23,28-30H,7,11-12,14H2,1-5H3,(H,31,32)/b9-6+,13-10+,15-8-