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4-Chloro-alpha-pyrrolidinovalerophenone is an emerging recreational designer drug of the pyrrolidinophenone class, similar in structure to alpha-pyrrolidinopentiophenone. The pharmacology and toxicity of this compound is unknown, though it is presumed to be a stimulant drug.

In the United States, 4-chloro-α-PVP is a Schedule I Controlled Substance.

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