InChI=1/C18H23BrN2O3S/c1-4-6-9-24-14-8-7-12(19)10-13(14)16-15(17(22)23-5-2)11(3)20-18(25)21-16/h7-8,10,16H,4-6,9H2,1-3H3,(H2,20,21,25)/t16-/m1/s1/f/h20-21H 8B640B4ECE7ED463