[5-(3,4-Dichloro-2,5-dioxo-cyclopent-3-enylidene)-7-methyl-8-thioxo-[1,2,4,7]trithiazocan-3-ylidene]-dimethyl-ammonium; chloride
2,3-dichloro-5,5-bismethylthio-2-cyclopentene-1,4-dione
2,3,5-trichloro-5-methylthio-2-cyclopentene-1,4-dione
4,5-Dichloro-2-[(cyclohexyl-ethyl-amino)-methylene]-cyclopent-4-ene-1,3-dione
4,5-Dichloro-2-(chloro-phenoxy-methylene)-cyclopent-4-ene-1,3-dione