N-(2,6-dichlorophenyl)-5-ethyl-3-(methylthio)-1,2,4-triazine-6-carboxamide

7-(2,6-dichlorophenyl)-5-methyl-3-(methylthio)pyrido[4,3-e][1,2,4]triazin-8(7H)-one

ethyl 2-acetoxy-2-chloro-3-oxopentanoate

ethyl 5-ethyl-3-(methylthio)-1,2,4-triazine-6-carboxylate

5-ethyl-3-(methylthio)-1,2,4-triazine-6-carboxylic acid