由于大环多胺能与很多金属在水溶液里形成配合物而作为人工核酸酶，引起了人们的广泛关注。

There is a growing interest in the field of polyazamacrocyles as excellent artificial nucleases, due to their ability to form chelates in aqueous solutions and to coordinate with most metal cations.

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大环多胺金属配合物能水解dna、RNA，其水解能力跟金属离子和与其连接的基团密切相关。

Metal complex of macrocyclic polyamines can hydrolyze DNA and RNA, the ability depends on metal ions and their side groups conjugated to them.

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大环三胺类化合物是一类非常重要的化合物，但其合成比较困难，存在合成步骤多、产率低等问题。

The macrocyclic triamine compounds are very important compounds. But it is extremely difficult to synthesize these compounds because of low yield and numerous steps.

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大环三胺类化合物是一类非常重要的化合物，但其合成比较困难，存在合成步骤多、产率低等问题。

The macrocyclic triamine compounds are very important compounds. But it is extremely difficult to synthesize these compounds because of low yield and numerous steps.

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