1 0S2 5-(3,3-dimethylbut-1-yn-1-yl)-3-{[(trans-4-methylcyclohexyl)carbonyl](propan-2-yl)amino}thiophene-2-carboxylic acid 1.000 2 0S3 5-(3,3-dimethylbut-1-yn-1-yl)-3-{2,2-dimethyl-1-[(trans-4-methylcyclohexyl)carbonyl]hydrazinyl}thiophene-2-carboxylic acid 0.800