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  Favipiravir intetmediate N4

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  3-Hydroxypyrazine-2-carboxamide

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  D(-)-Alpha-Phenylglycine

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  D-(-)-Alpha-Phenylglycine Methyl Ester Hydrochloride

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  D(-)Alpha-Phenylglycine Ethyl Potassium Dane salt

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  Phenoxyacetic Acid

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  Phenoxyacetic Acid Sodium

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  DL-Para-Hydroxyphenyl Hydantoin

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  DL-Para-Hydroxyphenylglycine

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