InChI=1/C19H23BrN4O4/c1-10(24-7-5-11(6-8-24)17(21)25)18(26)23-15-13-9-12(20)3-4-14(13)22-16(15)19(27)28-2/h3-4,9-11,16H,5-8H2,1-2H3,(H2,21,25)(H,23,26)/p+2/t10-,16-/m1/s1/fC19H25BrN4O4/h22-24H,21H2/q+2 E04E7358B2141248