InChI=1S/C20H30O4/c1-7-14(5)18(22)24-17-10-13(4)8-9-20(23)15(12(2)3)11-16(21)19(17,20)6/h7,10,12,15,17,23H,8-9,11H2,1-6H3/b14-7-/t15-,17-,19-,20+/m1/s1