InChI=1S/C15H24O7S/c1-13(2)5-10-14(3)4-9(17)11(14)8(6-16)12(15(10,18)7-13)22-23(19,20)21/h9-10,12,16-18H,4-7H2,1-3H3,(H,19,20,21)/t9?,10?,12?,14-,15?/m1/s1