英文别名5-Chloro-6'-methyl-3-(4-(methylthio)phenyl)-2,3'-bipyridine; Etoricoxib impurity Q; Etoricoxib impurity 2; 5-chloro-3-(4-methylsulphonyl)phenyl-2-(2-methyl-5-pyridinyl)pyridine; 2,3'-Bipyridine, 5-chloro-6'-methyl-3-[4-(methylthio)phenyl]-; Etoricoxib B; 5-chloro-3-(4-methylthiophenyl)-6'-methyl-[2,3']bipyridine; 5-chloro-3-(4-(methylthio)phenyl)-2-(2-methyl-5-pyridinyl)pyridine 
