InChI=1S/C26H34O5/c1-2-3-13-16-21(27)17-14-11-9-7-5-4-6-8-10-12-15-18-23(29)26-24(30)19-22(28)20-25(26)31/h3-5,8-11,13-14,17,19-21,27-28,30-31H,2,6-7,12,15-16,18H2,1H3/b5-4-,10-8-,11-9-,13-3-,17-14+/t21-/m1/s1