InChI=1S/C31H44O8/c1-17-27(36-4)25(33)26(34)28(38-17)39-20-9-12-29(2)19(15-20)6-7-23-22(29)10-13-30(3)21(11-14-31(23,30)35)18-5-8-24(32)37-16-18/h5,8,15-17,20-23,25-28,33-35H,6-7,9-14H2,1-4H3/t17-,20-,21+,22-,23+,25-,26+,27-,28-,29-,30+,31-/m0/s1