InChI=1S/C19H30O7S/c1-18-6-5-14-17(13(18)2-3-16(18)22)15(26-27(23,24)25)9-11-8-12(21)4-7-19(11,14)10-20/h11-15,17,20-21H,2-10H2,1H3,(H,23,24,25)/t11?,12?,13?,14?,15?,17?,18-,19+/m0/s1