InChI=1/C12H16BrN5O4/c1-7-14-11(18(21)22)10(13)17(7)6-9(19)16-12(20)15-8-4-2-3-5-8/h8H,2-6H2,1H3,(H2,15,16,19,20)/f/h15-16H 7635093966513113