InChI=1/C24H25BrN2O4/c1-4-30-17-9-6-15(7-10-17)21-20-22(28)18-14-16(25)8-11-19(18)31-23(20)24(29)27(21)13-5-12-26(2)3/h6-11,14,21H,4-5,12-13H2,1-3H3/p+1/t21-/m1/s1/fC24H26BrN2O4/h26H/q+1 0DB9958D7261973F