InChI=1S/C15H24O6S/c1-10(2)13-8-14(16)11(3)5-4-6-12(7-15(13)17)9-21-22(18,19)20/h6,10-11,13H,4-5,7-9H2,1-3H3,(H,18,19,20)/b12-6+