这个词是什么意思？
An N-methylated indoleamine derivative and serotonergic hallucinogen which occurs naturally and ubiquitously in several plant species including Psychotria veridis. It also occurs in trace amounts in mammalian brain, blood, and urine, and is known to act as an agonist or antagonist of certain SEROTONIN RECEPTORS.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D004130 · MeSH 2026。
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