InChI=1S/C24H34O4/c1-16(2)9-7-10-17(3)11-8-12-18(4)13-14-24-21(26)15-19(5)22(23(24)28-24)27-20(6)25/h9,11,13,15,22-23H,7-8,10,12,14H2,1-6H3/t22-,23-,24+/m1/s1