InChI=1S/C18H22O7S/c1-18-5-4-10-11-8-13(19)15(25-26(22,23)24)7-9(11)6-14(20)17(10)12(18)2-3-16(18)21/h7-8,10,12,14,17,19-20H,2-6H2,1H3,(H,22,23,24)/t10?,12?,14?,17?,18-/m0/s1