初步构效关系表明，反-4-苯乙烯基吡啶母环上的吡啶基是活性必须基团；

The structure-activity relationships of these compounds indicated that pyridyl group on the 4-styrene pyridine ring was necessary for the activity;

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名称：2-乙烯基吡啶与1，3-丁二烯和苯乙烯的聚合物；

Pyridine, 2-ethenyl-, polymer with 1,3-butadiene and ethenylbenzene;

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名称：2-乙烯基吡啶与1，3-丁二烯和苯乙烯的聚合物；

Pyridine, 2-ethenyl-, polymer with 1,3-butadiene and ethenylbenzene;

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