InChI=1/C20H20BrN5O/c1-13-22-18(12-19(23-13)26(2)3)24-16-8-10-17(11-9-16)25-20(27)14-4-6-15(21)7-5-14/h4-12H,1-3H3,(H,25,27)(H,22,23,24)/f/h24-25H 047F14DF2678E856