InChI=1/C15H15BrN2O4S2/c16-14-6-5-13(23-14)15(19)17-11-1-3-12(4-2-11)24(20,21)18-7-9-22-10-8-18/h1-6H,7-10H2,(H,17,19)/f/h17H 79B4FB63C298F502