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