InChI=1/C16H16BrNO4S/c1-10-3-4-13(11(2)7-10)18-23(19,20)16-9-15-14(8-12(16)17)21-5-6-22-15/h3-4,7-9,18H,5-6H2,1-2H3 6AEEB318DE1A669E