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1. This taxicatin has been shown to have anti-cancer properties.
这种药物已被证明具有抗癌性质。
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2. The compound was isolated from the plant and has been used for centuries in traditional medicine.
这种化合物是从植物中提取出来的，在传统医学中已经使用了好几个世纪。
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3. The chemical structure of this compound is complex, making it difficult to synthesize.
这种化合物的化学结构复杂，使得其难以合成。