InChI=1/C15H15BrN2O3S2/c1-2-21-14(20)7-11-8-23-15(17-11)18-13(19)9-22-12-5-3-10(16)4-6-12/h3-6,8H,2,7,9H2,1H3,(H,17,18,19)/f/h18H 7B43D28CEF70B4AD