InChI=1/C15H15NO5S2/c1-20-10-5-7(3-4-9(10)17)11-8(14(18)21-2)6-22-13-12(11)23-15(19)16-13/h3-5,8,11,17H,6H2,1-2H3,(H,16,19)/t8-,11+/m1/s1/f/h16H C9F6DA08212BFE4F