InChI=1/C13H17BrN2O3/c1-7(2)5-10(15)12(17)16-11-4-3-8(14)6-9(11)13(18)19/h3-4,6-7,10H,5,15H2,1-2H3,(H,16,17)(H,18,19)/t10-/m0/s1/f/h15-16H 18E34885DDF4D6AA