InChI=1S/C18H28O6S/c1-18-7-6-13-12-5-3-11(24-25(21,22)23)8-10(12)2-4-14(13)15(18)9-16(19)17(18)20/h10-16,19H,2-9H2,1H3,(H,21,22,23)/t10?,11?,12?,13?,14?,15?,16?,18-/m0/s1