InChI=1S/C14H24O6S/c1-2-3-4-5-6-7-8-9-10-13(11-12-14(15)16)20-21(17,18)19/h6-7,9-10,13H,2-5,8,11-12H2,1H3,(H,15,16)(H,17,18,19)/b7-6-,10-9-