InChI=1S/C19H28O7S/c1-17-10-16(21)19(22)14(13(17)5-6-15(17)20)4-3-11-9-12(26-27(23,24)25)7-8-18(11,19)2/h11-14,22H,3-10H2,1-2H3,(H,23,24,25)/t11?,12?,13?,14?,17-,18-,19?/m0/s1