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Levocetirizine Dihydrochloride was prepared from benzoyl chloride by acidylation,hydrogenation,cyclization with an overall yield of 8.05%.

以苯甲氯为原,化,还原,环等反应西替利嗪盐酸盐,反应总收率为8.05%。

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euthyroid, euthyroidism, eutocia, eutomous, eutonon, eutonyl, Eutopia, eutopic, eutrapelia, eutrichosis,

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3G, 401(K), a,

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少年谢尔顿 第五季

Try benzoyl peroxide. It's over the counter.

试试过氧化苯甲酰,药房就能买。

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Scishow 精选系列

One of the most effective is benzoyl peroxide, a chemical compound that's really good at killing bacteria.

氧化苯甲酰是最有效之一,这种化学合成杀菌非常有效。

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精选英语短

If you can clearly recognize your condition as acne (whiteheads, blackheads, or pustules), you can treat those areas with a benzoyl peroxide spot treatment or salicylic acid.

如果你能清楚地识别出你是痤疮(白头粉刺、黑头粉刺或脓疱), 你可以用过氧化苯甲酰斑点治疗剂或水杨酸治疗这些区域。

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AsapSCIENCE - Human

Many drugs exist, like benzoyl peroxide, which kills specific acne-causing bacteria, salicylic acid, which helps to remove dead skin blockages, retinoids, which reduce sebum production, and a variety of others —though some drugs can have severe side effects.

目前有许多药,像是过氧化苯甲酰,那能消灭特定致痘细菌,水杨酸,有助去除死皮造成阻塞,维他命 A 酸,那能减少皮脂生成,还有其它许多药--不过有些药可能会造成严重副作用。

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