InChI=1S/C18H22O8S/c1-18-3-2-9-10-6-12(19)15(26-27(23,24)25)5-8(10)4-13(20)16(9)11(18)7-14(21)17(18)22/h5-6,9,11,13,16-17,19-20,22H,2-4,7H2,1H3,(H,23,24,25)/t9?,11?,13?,16?,17?,18-/m0/s1