InChI=1S/C20H30O6/c1-2-3-4-7-13(21)10-11-14-15(22)12-17-19(14)20(25)16(26-17)8-5-6-9-18(23)24/h8,10-11,13-15,17,19,21-22H,2-7,9,12H2,1H3,(H,23,24)