InChI=1S/C28H46O3/c1-19(9-6-7-15-27(3,4)31)24-13-14-25-21(10-8-16-28(24,25)5)11-12-22-17-23(29)18-26(30)20(22)2/h11-12,19,23-26,29-31H,2,6-10,13-18H2,1,3-5H3/b21-11+,22-12-/t19-,23-,24-,25+,26+,28-/m1/s1