1	910	5-[3-(benzylamino)phenyl]-4-bromo-3-(carboxymethoxy)thiophene-2-carboxylic acid	1.000
2	410	4-bromo-3-(carboxymethoxy)-5-{3-[cyclohexyl(phenylcarbonyl)amino]phenyl}thiophene-2-carboxylic acid	0.800
3	509	4-bromo-3-(carboxymethoxy)-5-phenylthiophene-2-carboxylic acid	0.714