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