InChI=1S/C19H28O6S/c1-13(2)7-6-8-14(3)9-10-16-11-17(20)12-18(24-5)19(16)15(4)25-26(21,22)23/h7,9,11-12,15,20H,6,8,10H2,1-5H3,(H,21,22,23)/b14-9+