InChI=1S/C23H32O4/c1-22-7-5-15(24)10-14(22)3-4-16-17(22)6-8-23(2)18(11-19(25)21(16)23)13-9-20(26)27-12-13/h9,11,14-17,19,21,24-25H,3-8,10,12H2,1-2H3