InChI=1/C14H15Br3N2O2/c15-9-5-11(16)14(12(17)6-9)18-13(21)7-19-4-2-1-3-10(19)8-20/h5-6,8,10H,1-4,7H2,(H,18,21)/p+1/t10-/m1/s1/fC14H16Br3N2O2/h18-19H/q+1 E6EB587680448ED4