title: Common structural features of drugs, transmitters and peptides in the central nervous system.
mesh_terms: D002491:Central Nervous System Agents / Q000494:pharmacology*; D006801:Humans; D008958:Models, Molecular; D009479:Neuropeptides / Q000502:physiology*; D018377:Neurotransmitter Agents / Q000502:physiology*; D011955:Receptors, Drug / Q000032:analysis; D013329:Structure-Activity Relationship
chemical_list: D002491:Central Nervous System Agents; D009479:Neuropeptides; D018377:Neurotransmitter Agents; D011955:Receptors, Drug