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Morphine: Heterocyclic compound, narcotic analgesic alkaloid originally isolated from opium.
吗啡: 杂环化合物, 从鸦片分离出的麻醉性镇痛药镇痛药生物碱.
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HH - 3 S is a heterocyclic compound, transparent acidic fluid.
HH-3S是一种杂环化合物 、 透明酸性液体.
Hexahydroxy N - containing heterocyclic compound without sulfur and phosphorus was synthesized and its structure was characterized.
合成了无硫、磷的六元含氮杂环化合物添加剂.
杂环化合物???
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