InChI=1/C27H27BrN4O6/c1-16-7-5-8-17(2)24(16)31-23(33)15-38-25-21(28)11-18(12-22(25)37-4)14-29-32-27(35)26(34)30-19-9-6-10-20(13-19)36-3/h5-14H,15H2,1-4H3,(H,30,34)(H,31,33)(H,32,35)/b29-14+/f/h30-32H C1415F77F4488D05