InChI=1S/C27H38O8/c1-10-15(5)24(29)32-19-13-21-27(9,35-21)23(33-25(30)16(6)11-2)22(31-17(7)28)18(14(3)4)12-20-26(19,8)34-20/h10-11,18-23H,3,12-13H2,1-2,4-9H3/b15-10-,16-11-/t18-,19+,20+,21-,22+,23+,26-,27-/m1/s1