InChI=1/C23H27BrN2O4/c1-3-30-20(27)19-18(16-7-15(29-2)4-5-17(16)25-19)26-21(28)22-8-13-6-14(9-22)11-23(24,10-13)12-22/h4-5,7,13-14,19H,3,6,8-12H2,1-2H3,(H,26,28)/p+1/t13-,14+,19-,22?,23?/m0/s1/fC23H28BrN2O4/h25-26H/q+1 F76F3A33CC3FB790