InChI=1/C14H13NO3S2/c1-18-11-6-8(2-5-10(11)16)7-12-13(17)15(9-3-4-9)14(19)20-12/h2,5-7,9,16H,3-4H2,1H3/b12-7+ 106657D0AEFA6F7C