InChI=1S/C19H26O5/c1-12(2)5-4-6-13(3)7-8-15-14(17(21)11-18(22)23)9-10-16(20)19(15)24/h5,7,9-10,17,20-21,24H,4,6,8,11H2,1-3H3,(H,22,23)