InChI=1S/C15H24O7S/c1-13(2)4-9-12(22-23(19,20)21)8(6-16)11-10(17)5-14(11,3)15(9,18)7-13/h9-10,12,16-18H,4-7H2,1-3H3,(H,19,20,21)/t9?,10?,12?,14-,15?/m0/s1