InChI=1/C13H17BrN2O3/c14-10-8-9(13(18)19)5-6-11(10)16-12(17)4-2-1-3-7-15/h5-6,8H,1-4,7,15H2,(H,16,17)(H,18,19)/f/h15-16H F3BB9BC4D3E4E852