InChI=1/C16H17BrN4O3/c1-21(9-11-3-5-14(17)24-11)7-6-15(22)18-10-2-4-12-13(8-10)20-16(23)19-12/h2-5,8H,6-7,9H2,1H3,(H,18,22)(H2,19,20,23)/p+1/fC16H18BrN4O3/h18-21H/q+1 C4BFBEDBD1590FEC