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2-Hydroxybenzohydrazide: BD4956936-02-797% HPLC; ￥166.0100g

3-Hydroxybenzohydrazide: BD873105818-06-498%; ￥68.05g

4-Amino-2-hydroxybenzohydrazide: BD936876946-29-897%; ￥44.0100mg

5-Bromo-2-hydroxybenzohydrazide: BD17207239635-10-495%; ￥1108.01g

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