InChI=1S/C27H38O8/c1-2-3-4-5-6-7-10-15-20(28)16-11-8-9-13-19-14-12-17-21(18-19)34-27-24(31)22(29)23(30)25(35-27)26(32)33/h2,4-5,7,10,12,14,17-18,20,22-25,27-31H,1,3,6,8-9,11,13,15-16H2,(H,32,33)/b5-4+,10-7+