No abstract available
MeSH terms
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Animals
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Benzimidazoles / chemistry
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Benzimidazoles / pharmacology*
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Humans
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Piperidines / chemistry
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Piperidines / pharmacology*
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Receptors, Opioid / agonists*
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Structure-Activity Relationship
Substances
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Benzimidazoles
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J 113397
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Piperidines
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Receptors, Opioid