InChI=1/C18H23BrN4O4/c1-27-18(26)17-16(13-10-12(19)2-3-14(13)20-17)21-15(25)11-23-6-4-22(5-7-23)8-9-24/h2-3,10,17,24H,4-9,11H2,1H3,(H,21,25)/p+1/t17-/m1/s1/fC18H24BrN4O4/h20-21H/q+1 7A46E8EDC0FB9E63