InChI=1/C17H19BrN4O3S/c1-2-7-19-15(24)9-22-14(10-23)8-20-17(22)26-11-16(25)21-13-5-3-12(18)4-6-13/h2-6,8,23H,1,7,9-11H2,(H,19,24)(H,21,25)/f/h19,21H 157E161E8A2FE384