InChI=1/C17H18BrN3O5/c1-7-12-13(8-5-9(18)11(24-3)6-10(8)23-2)14(17(22)25-4)15(19)26-16(12)21-20-7/h5-6,13H,19H2,1-4H3,(H,20,21)/t13-/m0/s1/f/h21H 5DCC207D6CFD24E5