InChI=1S/C19H26O7S/c1-19-6-5-10-11-7-15(20)17(25-2)9-13(11)16(26-27(22,23)24)8-12(10)14(19)3-4-18(19)21/h7,9-10,12,14,16,18,20-21H,3-6,8H2,1-2H3,(H,22,23,24)/t10?,12?,14?,16?,18?,19-/m0/s1