InChI=1/C15H19BrN2O3/c1-9-3-5-12(7-10(9)2)17-15(19)11-4-6-13(16)14(8-11)18(20)21/h4,6,8-10,12H,3,5,7H2,1-2H3,(H,17,19)/t9-,10-,12+/m0/s1/f/h17H 41405FCF93DCE6AC