InChI=1S/C19H24O5/c1-12(2)5-4-9-19(3)10-8-14-13(11-16(21)18(22)23)6-7-15(20)17(14)24-19/h5-8,10,16,20-21H,4,9,11H2,1-3H3,(H,22,23)