? 60 RP-select B (5 μm) LiChroCART? 250-4,497921-88-7,4-((2,4-DICHLOROBENZYLIDENE)AMINO)-5-(3-ETHOXYPHENYL)-4H-1,2,4-TRIAZOLE-3-THIOL,4773-33-5,Ethyl α-chlorophenylacetate," />