InChI=1/C19H21BrN4O5/c1-28-15(25)9-14(18(26)29-2)23-19(27)24-8-7-13-16(22-10-21-13)17(24)11-3-5-12(20)6-4-11/h3-6,10,14,17H,7-9H2,1-2H3,(H,21,22)(H,23,27)/p+1/t14-,17-/m1/s1/fC19H22BrN4O5/h21-23H/q+1 91BF648203B68B11