ethyl 2-amino-4-(2-naphthyl)thiophene-3-carboxylate

propyl 2-amino-4-(4-tert-butylphenyl)-5-methylthiophene-3-carboxylate

isopropyl 2-amino-4-(4-isopropylphenyl)-5-methylthiophene-3-carboxylate

2-amino-4-(4-tert-butylphenyl)thiophene-3-carboxamide

2-amino-N-(4-chlorophenyl)-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxamide

2-amino-6-ethyl-N-(3-methylphenyl)-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxamide

2-amino-N-(3-methoxyphenyl)-6-methyl-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxamide

2-amino-6-ethyl-N-(2-methoxyphenyl)-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxamide

2-amino-N-(2,4-dimethoxyphenyl)-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxamide

2-amino-N-cyclopentyl-6-methyl-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxamide

2-amino-6-ethyl-N-(4-methylbenzyl)-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxamide