InChI=1S/C19H28O7S/c1-18-6-5-11(26-27(23,24)25)7-10(18)3-4-12-13-8-14(20)17(22)19(13,2)9-15(21)16(12)18/h10-14,16,20H,3-9H2,1-2H3,(H,23,24,25)/t10?,11?,12?,13?,14?,16?,18-,19-/m0/s1