InChI=1S/C23H34O5/c1-16(8-12-28-21(26)15-20(25)27-5)7-11-22(3)9-6-10-23(4)17(2)13-18(24)14-19(22)23/h8,13,19H,6-7,9-12,14-15H2,1-5H3