InChI=1/C19H21BrN2O3/c1-2-22(12-14-5-3-4-6-16(14)20)13-19(23)21-15-7-8-17-18(11-15)25-10-9-24-17/h3-8,11H,2,9-10,12-13H2,1H3,(H,21,23)/p+1/fC19H22BrN2O3/h21-22H/q+1 21C778C11124E3C5