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2-Methyl-5-nitro-3-pyridinecarboxylic acid: BD7705959290-81-297%; ￥1352.05g

5-Nitropyridin-3-ylcarboxylic acid: BD84272047-49-697%; ￥3313.025g

2-Amino-5-nitronicotinic acid: BD705226760-14-198%; ￥164.01g

6-Amino-5-nitronicotinic acid: BD23697389488-06-298%; ￥1286.010g

4-Hydroxy-5-nitronicotinic acid: BD168836911461-03-597%; ￥2593.01g

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