InChI=1/C11H10BrN3O3/c1-5-3-11(9(16)14-10(17)15-11)7-2-6(12)4-13-8(7)18-5/h2,4-5H,3H2,1H3,(H2,14,15,16,17)/t5-,11+/m1/s1/f/h14-15H 39D432F77727529F