InChI=1S/C19H28O8S/c1-18-5-3-10(20)7-9(18)8-12(27-28(24,25)26)13-11(18)4-6-19(2)14(13)15(21)16(22)17(19)23/h8,10-16,20-22H,3-7H2,1-2H3,(H,24,25,26)/t10?,11?,12?,13?,14?,15?,16?,18-,19-/m0/s1