InChI=1S/C33H57NO15/c1-4-5-8-20(3)31(49-30(43)16-22(33(46)47)14-28(40)41)26(48-29(42)15-21(32(44)45)13-27(38)39)12-19(2)11-23(35)9-6-7-10-24(36)17-25(37)18-34/h19-26,31,35-37H,4-18,34H2,1-3H3,(H,38,39)(H,40,41)(H,44,45)(H,46,47)/t19-,20+,21?,22?,23+,24+,25-,26-,31+/m0/s1