InChI=1/C16H23BrN2O2S/c1-5-22-15(10(2)3)16(21)18-9-14(20)19-13-7-6-12(17)8-11(13)4/h6-8,10,15H,5,9H2,1-4H3,(H,18,21)(H,19,20)/t15-/m1/s1/f/h18-19H A256A54FBC90E34B