InChI=1/C15H16BrClN4O/c16-9-5-6-13(18)11(7-9)15(20-8-14(22)21-19)10-3-1-2-4-12(10)17/h1-7,15,20H,8,18-19H2,(H,21,22)/t15-/m1/s1/f/h21H 77F75B2B6AED713E