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