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