InChI=1/C14H13BrN2O3S/c15-12-9-11(21(16,19)20)6-7-13(12)17-14(18)8-10-4-2-1-3-5-10/h1-7,9H,8H2,(H,17,18)(H2,16,19,20)/f/h17H,16H2 D69518D4A08E4045