InChI=1/C14H15BrN4S/c15-11-4-3-5-12(10-11)19-14(20)18-9-8-17-13-6-1-2-7-16-13/h1-7,10H,8-9H2,(H,16,17)(H2,18,19,20)/f/h17-19H 99B6A35E269D8EDC