InChI=1S/C19H26O7S/c1-19-6-5-11-12-9-14(20)15(25-2)7-10(12)8-16(26-27(22,23)24)18(11)13(19)3-4-17(19)21/h7,9,11,13,16-18,20-21H,3-6,8H2,1-2H3,(H,22,23,24)/t11?,13?,16?,17?,18?,19-/m0/s1