ethyl 3-amino-4-phenyl-6-(thiophen-2-yl)thieno[2,3-b]pyridine-2-carboxylate

3-Amino-4-phenyl-6-thiophen-2-yl-thieno[2,3-b]pyridine-2-carbonyl azide

3-hydrazinomethyleneamino-9-phenyl-7-(2-thienyl)pyrido[3',2':4,5]thieno[3,2-d]pyrimidine-4(3H)-one

N-(4-Oxo-9-phenyl-7-thiophen-2-yl-4H-pyrido[3',2':4,5]thieno[3,2-d]pyrimidin-3-yl)-formimidic acid ethyl ester

3-Amino-4-phenyl-6-thiophen-2-yl-thieno[2,3-b]pyridine-2-carboxylic acid [1-(4-chloro-phenyl)-meth-(E)-ylidene]-hydrazide

3-Amino-4-phenyl-6-thiophen-2-yl-thieno[2,3-b]pyridine-2-carboxylic acid hydrazide

3-Amino-4-phenyl-6-thiophen-2-yl-thieno[2,3-b]pyridine-2-carboxylic acid [1-(4-methoxy-phenyl)-meth-(E)-ylidene]-hydrazide

4-phenyl-6-(2-thienyl)thieno[2,3-b]pyridine-3(2H)-one

2-(3-amino-4-phenyl-6-(2-thienyl)thieno[2,3-b]pyridin-2-yl)-1,3,4-oxadiazole-5(4H)-thione

3-Amino-4-phenyl-6-thiophen-2-yl-thieno[2,3-b]pyridine-2-carboxylic acid [1-phenyl-meth-(E)-ylidene]-hydrazide

3-amino-4-phenyl-6-(thiophen-2-yl)thieno[2,3-b]pyridine-2-carboxylic acid

3-amino-2-methyl-9-phenyl-7-(2-thienyl)pyrido[3',2':4,5]-thieno[3,2-d]pyrimidine-4(3H)-one

4-Phenyl-2-[1-phenyl-meth-(E)-ylidene]-6-thiophen-2-yl-thieno[2,3-b]pyridin-3-one

2-[1-(4-Chloro-phenyl)-meth-(E)-ylidene]-4-phenyl-6-thiophen-2-yl-thieno[2,3-b]pyridin-3-one

2-methyl-9-phenyl-7-(2-thienyl)pyrido[3',2':4,5]-thieno[3,2-d]oxazine-4-one