由带特殊张力的桥环双键可以得到规整的乙烯类加成聚合物。
Regular vinyl addition polymers may be obtained from particularly strained endocyclic double bonds.
在氮桥的二边，一个双键及一个烯醛基共轭程度大致与二个芳稠环相当。
In the two sides of nitrogen bridge, the degree of conjugation of one double bond with one formyl polyenic group is about equal to two aromatic cycles.
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