InChI=1/C20H27BrN4O4/c21-17-13-16(25(28)29)5-6-18(17)22-19(26)14-23-11-7-15(8-12-23)20(27)24-9-3-1-2-4-10-24/h5-6,13,15H,1-4,7-12,14H2,(H,22,26)/p+1/fC20H28BrN4O4/h22-23H/q+1	8B22019886D8AD4C