College of Chemistry;
Jilin University;
Changchun 130021;
P. R. China;
Key Laboratory for Molecular Enzymology and Engineering of Ministry of Education;
Jilin University;
Changchun 130021;
P. R. China;
除草活性; 衍生物; 合成; 元素分析; 核磁共振; 构效关系; 活性测试; 化合物;