InChI=1S/C17H24O7/c1-17(2,9-8-10-6-4-3-5-7-10)24-16-13(20)11(18)12(19)14(23-16)15(21)22/h3-7,11-14,16,18-20H,8-9H2,1-2H3,(H,21,22)