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Search and explore chemical information in the world's largest free chemistry database. Search chemicals by name, molecular formula, structure, and other identifiers. Find chemical and physical properties, biological activities, safety and toxicity information, patents, literature citations and more.

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ann      154 days ago  # 14 June 2024 + 0 -

https://pubchem.ncbi.nlm.nih.gov/ gave me 404
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