InChI=1/C15H20BrN5O3/c16-10-5-7-12(8-6-10)18-14(23)17-9-13(22)20-21-15(24)19-11-3-1-2-4-11/h5-8,11H,1-4,9H2,(H,20,22)(H2,17,18,23)(H2,19,21,24)/f/h17-21H 5B85136EBCC891E7