这是二甲醚的结构异构体。

It is a constitutional isomer of dimethyl ether.

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用键共振能和拓扑共振能方法对富勒烯C36CH2开环结构中的所有可能异构体及其阳离子和阴离子芳香性进行了研究。

Topological resonance energy (TRE) and bond resonance energy (BRE) methods were applied to all the open structure isomers (both cations and anions) of C36CH2 to investigate their aromaticity.

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沃纳所用的方法是从前有机化学家用来阐述取代苯结构的方法，即异构体计算法。

Werner's method was that used previously by organic chemists to elucidate the structures of substituted benzenes, namely isomer counting.

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