InChI=1S/C28H40O5/c1-18(2)13-26(30)28(32)21(5)10-8-9-19(3)14-24(29)15-20(4)11-12-23-17-25(33-7)16-22(6)27(23)31/h11,13-14,16-17,21,28,31-32H,8-10,12,15H2,1-7H3/b19-14-,20-11+