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