InChI=1S/C24H34O6/c1-4-5-6-7-8-9-10-11-12-13-19-29-22(25)17-18-23(26)30-24-20(27-2)15-14-16-21(24)28-3/h12-18H,4-11,19H2,1-3H3/b13-12+,18-17+