InChI=1S/C18H24O6/c1-11-7-14(20)9-13(19)6-4-2-3-5-12-8-15(21)10-16(22)17(12)18(23)24-11/h8,10-11,14,20-22H,2-7,9H2,1H3/t11-,14?/m0/s1