InChI=1/C15H15BrN2O3S/c1-2-10-3-5-13(8-15(10)22(17,20)21)18-9-11-7-12(16)4-6-14(11)19/h3-9,19H,2H2,1H3,(H2,17,20,21)/f/h17H2 7E7448876799792F