InChI=1/C11H11ClN2O4S/c1-2-19(17,18)8-4-3-6(12)5-7(8)9-10(15)14-11(16)13-9/h3-5,9H,2H2,1H3,(H2,13,14,15,16)/t9-/m1/s1/f/h13-14H BDDA01D2BEEA50F5