InChI=1S/C23H36O4/c1-3-5-6-7-8-9-12-19-26-22(24)17-13-18-23(25)27-21-16-11-10-15-20(21)14-4-2/h10-11,15-16H,3-9,12-14,17-19H2,1-2H3