InChI=1S/C15H24O5S/c1-10(8-16)7-12-4-5-13(9-20-21(17,18)19)14-6-3-11(2)15(12)14/h7,12-14,16H,3-6,8-9H2,1-2H3,(H,17,18,19)/b10-7+