InChI=1S/C18H22O6S/c1-17-8-6-14-13-4-3-12(24-25(21,22)23)10-11(13)2-5-15(14)18(17,20)9-7-16(17)19/h3-4,10,14-15,20H,2,5-9H2,1H3,(H,21,22,23)/t14?,15?,17-,18?/m1/s1