InChI=1S/C22H34O4/c1-4-5-6-7-8-9-14-19(3)25-21(23)16-12-17-22(24)26-20-15-11-10-13-18(20)2/h10-11,13,15,19H,4-9,12,14,16-17H2,1-3H3