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4-Amino-6-hydroxypyrazolo [3,4-d] pyrimidine

4,6-Dihydroxy pyrazolo[3,4-d]pyrimidine

4-Mercapto-(1H)pyrazolo [3,4-d]pyrimidine

Methyl-2-bromo-5-methoxybenzoate

6-(Methylthio)purine

6-Acetyl-2-methylpyridine

4-(2-Nitroanilino)-pyridine

Methyl(4R,5S)-2,2,5-Trimethyl-1,3-Dioxolane-4-Carboxylate

6-[(2-Hydroxyethyl)sulfonyl]benzoxazol-2-(3H)one

5-Fluoro-2-methoxyuracil

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