InChI=1/C14H15NO4S2/c1-14(13(16)15-17,10-11-6-3-2-4-7-11)21(18,19)12-8-5-9-20-12/h2-9,17H,10H2,1H3,(H,15,16)/t14-/m0/s1/f/h15H 6FA058DA34E3917E