62159-41-5

4-((3-(ethoxycarbonyl)-4,5,6,7-tetrahydrobenzo[b]thiophen-2-yl)amino)-4-oxobutanoic acid 4-{[3-(ethoxycarbonyl)-4,5,6,7-tetrahydro-1-benzothiophen-2-yl]amino}-4-oxobutanoic acid Benzo[b]thiophene-3-carboxylic acid, 2-[(3-carboxy-1-oxopropyl)amino]-4,5,6,7-tetrahydro-, 3-ethyl ester