InChI=1S/C17H30O10/c1-2-3-4-5-6-24-17-15(13(22)12(21)10(7-18)26-17)27-16-14(23)11(20)9(19)8-25-16/h3-4,9-23H,2,5-8H2,1H3/b4-3-