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6-Chloro-5-cyanonicotinic Acid: BD3378291206969-20-195%; ￥1181.01g

5-Cyanonicotinic acid: BD162109887579-62-698%; ￥1575.01g

6-Cyanonicotinic acid: BD10904670165-31-097%; ￥318.01g

5-Bromo-2-cyanonicotinic acid: BD583711914637-97-197%; ￥5963.01g

2-Cyanonicotinic acid: BD7417773112-09-198%; ￥763.0100mg

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