InChI=1S/C18H22O8S/c1-18-5-4-10-9-3-2-8(19)6-11(9)15(21)16(26-27(23,24)25)14(10)12(18)7-13(20)17(18)22/h2-3,6,10,12,14-17,19,21-22H,4-5,7H2,1H3,(H,23,24,25)/t10?,12?,14?,15?,16?,17?,18-/m0/s1