InChI=1S/C18H22O8S/c1-18-3-2-10-15-8(4-9(19)6-13(15)21)5-12(20)16(10)11(18)7-14(17(18)22)26-27(23,24)25/h4,6,10-12,14,16,19-21H,2-3,5,7H2,1H3,(H,23,24,25)/t10?,11?,12?,14?,16?,18-/m0/s1