InChI=1/C16H20BrN7O3S/c1-16(2,3)13(27)21-20-12(26)8-28-15-19-14(23-24-15)22-18-7-9-6-10(17)4-5-11(9)25/h4-7,25H,8H2,1-3H3,(H,20,26)(H,21,27)(H2,19,22,23,24)/b18-7+/f/h20-23H D6431CA89D7453FC