InChI=1S/C19H24O5/c1-12(2)10-14(20)11-19(3)9-8-15-13(5-7-17(22)23)4-6-16(21)18(15)24-19/h4,6,8-10,14,20-21H,5,7,11H2,1-3H3,(H,22,23)