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Home › N-Sec-alkyl analogs of norcodeine and normorphine and analgesic compositions and methods employing the normorphine derivatives

N-Sec-alkyl analogs of norcodeine and normorphine and analgesic compositions and methods employing the normorphine derivatives

US Patent 4269843 · Granted May 26, 1981

Estimated economic value: $285,000 ⓘ

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