An effective anti-nematode methodology entails contacting nematodes with a biologically effective amount of at least one compound according to formula I:
where Q, Q′, R1, R2, and n are defined herein, or with a stereoisomer, solvate, or pharmaceutically acceptable salt of such compound.
                            有效的抗线虫方法需要将线虫与
生物有效量的至少一种根据式 I 的化合物接触:
其中 Q、Q′、R1、R2 和 n 在本文中定义,或与该化合物的立体异构体、溶液或药学上可接受的盐接触。