InChI=1S/C18H24O6S/c1-17-8-6-14-13-5-3-12(24-25(21,22)23)10-11(13)2-4-15(14)16(17)7-9-18(17,19)20/h3,5,10,14-16,19-20H,2,4,6-9H2,1H3,(H,21,22,23)/t14?,15?,16?,17-/m0/s1