InChI=1S/C24H42O7/c1-6-17(25)13-19-9-11-22(29-19)16(5)24(27)31-18(7-2)14-20-10-12-21(30-20)15(4)23(26)28-8-3/h15-22,25H,6-14H2,1-5H3/t15-,16+,17-,18+,19-,20+,21-,22+/m1/s1