InChI=1/C18H18BrN3O2S/c1-11(2)16(23)20-12-6-5-7-13(10-12)21-18(25)22-17(24)14-8-3-4-9-15(14)19/h3-11H,1-2H3,(H,20,23)(H2,21,22,24,25)/f/h20-22H 3347E256BBB3477E