InChI=1/C17H19BrN4O4/c1-4-26-11-6-9(5-10(18)15(11)23)14(12-7(2)19-21-16(12)24)13-8(3)20-22-17(13)25/h5-6,14,23H,4H2,1-3H3,(H2,19,21,24)(H2,20,22,25)/f/h19-20,24-25H 9074F48520572B60