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 7-Oxo-4,7-dihydro-thieno[3,2-b]pyridine-6-carboxylic acid ethyl ester 7-Chloro-thieno[3,2-b]pyridine-6-carboxylic acid ethyl ester 7-Chloro-thieno[3,2-b]pyridine-6-carboxylic acid 7-Chloro-thieno[3,2-b]pyridine-6-carbonyl chloride
 7-Chloro-thieno[3,2-b]pyridine-6-carboxylic acid amide 7-Chloro-thieno[3,2-b]pyridine-6-carbonitrile Thieno[3,2-b]pyridine-5-carboxaldehyde 5-Methyl-thieno[3,2-b]pyridine
 Thiazolo[5,4-b]pyridin-6-amine 6-Nitro-thiazolo[5,4-b]pyridine 2-chloro-6-nitrothiazolo[4,5-b]pyridine 6-Bromo-1H-thiazolo[5,4-b]pyridin-2-one
 6-Bromo-thiazolo[5,4-b]pyridine-2-thiol 6-Bromo-2-chloro-thiazolo[5,4-b]pyridine Thiazolo[5,4-b]pyridine-2,5-diamine 5-Chloro-thiazolo[5,4-b]pyridin-2-ylamine
 5-Chloro-thiazolo[5,4-b]pyridin-2(1H)-one 5-Chloro-thiazolo[5,4-b]pyridine-2-thiol 2,5-Dichloro-thiazolo[5,4-b]pyridine 2-Bromo-thiazolo[5,4-c]pyridin-4(5H)-one
 Ethyl 2-bromothiazole-4-carboxylate 1,5-Dihydro-7-iodo-2-methyl-4H-imidazo[4,5-c]pyridin-4-one 2-Methoxy-pyridine-3,4-diamine 4-Methoxy-2-methyl-3H-imidazo[4,5-c]pyridine
 2-Methyl-3,5-dihydro-imidazo[4,5-c]pyridin-4-one 7-Bromo-1,5-dihydro-2-methyl-4H-imidazo[4,5-c]pyridin-4-one 5-Bromo-2-methoxy-pyridine-3,4-diamine 7-Bromo-4-methoxy-2-methyl-1H-imidazo[4,5-c]pyridine
 4,7-Dibromo-1,3-dihydro-2H-imidazo[4,5-c]pyridin-2-one 3,5-Dihydro-7-methyl-4H-imidazo[4,5-c]pyridin-4-one 2-Methoxy-5-methyl-pyridine-3,4-diamine 4-Methoxy-7-methyl-3H-imidazo[4,5-c]pyridine
 4H-Imidazo[4,5-c]pyridine 5-Chloro-2-(trifluoromethyl)pyrido[3,4-b]pyrazine 2-Chloro-pyridine-3,4-diamine 5,7-Dichloro-1,4-dihydro-pyrido[3,4-b]pyrazine-2,3-dione
 Pyrido[3,4-b]pyrazine 5-Chloro-8-methyl-pyrido[2,3-d]pyridazine 5-Chloro-pyrido[2,3-d]pyridazin-8(7H)-one 5,8-Dichloro-pyrido[2,3-d]pyridazine
 5-Methoxy-3H-1,2,3-triazolo[4,5-b]pyridine 6-Methoxy-pyridine-2,3-diamine 6-Chloro-3H-1,2,3-triazolo[4,5-c]pyridine 6-Chloro-pyridine-3,4-diamine
 5-Iodo-7-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine 4-Chloro-5-iodo-7H-pyrrolo[2,3-d]pyrimidine 4-Chloro-5-iodo-7-methyl-7H-pyrrolo[2,3-d]pyrimidine 4-Amino-1,3-dihydro-2H-pyrrolo[2,3-d]pyrimidin-2-one
 2-Methoxy-3H-pyrrolo[2,3-d]pyrimidin-4-ylamine 4-Chloro-2-methoxy-7H-pyrrolo[2,3-d]pyrimidine 6-Amino-2-methoxy-pyrimidin-4-ol 2-Methoxy-7H-pyrrolo[2,3-d]pyrimidin-4-ol
 2-Methyl-7H-pyrrolo[2,3-d]pyrimidine 2-Methyl-7H-pyrrolo[2,3-d]pyrimidin-4-ol 4-Chloro-2-methyl-7H-pyrrolo[2,3-d]pyrimidine 4-Chloro-6-methyl-7H-pyrrolo[2,3-d]pyrimidine
 5,7-Dihydro-6H-pyrrolo[2,3-d]pyrimidin-6-one 4-Chloro-5,7-dihydro-pyrrolo[2,3-d]pyrimidin-6-one 5-Methyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine 4,6-Dichloro-1-ethyl-1H-pyrazolo[3,4-d]pyrimidine
 1-Methyl-1H-pyrazolo[3,4-d]pyrimidine-4,6-diamine 6-Methoxy-1-methyl-1H-pyrazolo[3,4-d]pyrimidin-4-amine 4,6-Dichloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidine 6-Chloro-1-methyl-1H-pyrazolo[3,4-d]pyrimidin-4-ylamine
 6-Chloro-4-methoxy-1H-pyrazolo[3,4-d]pyrimidine 7-Chloro-1H-pyrazolo[4,3-d]pyrimidine 1H-Pyrazolo[4,3-d]pyrimidin-7-ol 5-Chloro-1H-pyrazolo[4,3-d]pyrimidine
 2,4-Dichloro-6-methyl-pyrimidin-5-ylamine 2-Chloro-4-methyl-pyrimidin-5-ylamine 2,5-Dimethyl-1,2-dihydro-oxazolo[5,4-d]pyrimidine 3-Iodo-1H-pyrazolo[4,3-d]pyrimidin-7-amine
 4-Amino-2H-pyrazole-3-carbonitrile 1H-Pyrazolo[4,3-d]pyrimidin-7-ylamine 3-Bromo-7-chloro-1-methyl-1H-pyrazolo[4,3-d]pyrimidine 7-Ethyl-1,7-dihydro-6H-purin-6-one
 6-Chloro-7-ethyl-7H-purine 2-Methoxy-6-methyl-9H-purine 2-Chloro-6-methyl-pyrimidine-4,5-diamine 2-Methoxy-6-methyl-pyrimidine-4,5-diamine
 2,6-Dichloro-7,9-dihydro-8H-purin-8-one 2,6-Dichloro-pyrimidine-4,5-diamine 1,2,3,9-Tetrahydro-8-methyl-2-thioxo-6H-purin-6-one 2,8-Dichloro-9H-purine
 2-Chloro-5-nitro-pyrimidin-4-ylamine 2-Chloro-pyrimidine-4,5-diamine 2-Chloro-9H-purine-8-thiol 7-Butyl-1,7-dihydro-6H-purin-6-one
 7-Butyl-6-chloro-7H-purine 2-Ethoxy-9-methyl-9H-purin-6-amine 6-Amino-3,9-dihydro-9-methyl-2H-purin-2-one HBr 5-Chloro-[1,3]thiazolo[5,4-d]pyrimidin-2-amine
 5-Chloro-7-methyl-thiazolo[5,4-d]pyrimidine 5-Amino-2-chloro-6-methyl-pyrimidine-4-thiol Thiazolo[4,5-d]pyrimidine-2,7-diamine, hydrate (1:1) 7-Amino-thiazolo[4,5-d]pyrimidin-2(3H)-one
 Thiazolo[4,5-d]pyrimidine-2,7-diamine 2-Chloro-thiazolo[4,5-d]pyrimidin-7-ylamine 7-Amino-thiazolo[4,5-d]pyrimidine-2-thiol 2,6-Dichloro-5-methoxy-4-pyrimidinamine
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