2-Phenyl-5-(N-phenyl-thiocarbamoyl)-imino-1,2,3-Δ3-thiadiazolin-4-carbonsaeureethylester
2-Phenyl-5-(N-methyl-thiocarbamoyl-imino)-1,2,3-Δ3-thiadiazolin-4-carbonsaeureethylester
(3-Methyl-[1,2,4]thiadiazol-5-yl)-(phenyl-hydrazono)-acetic acid ethyl ester
Bis-(1,2,4-thiadiazol-3,5-diyl-glyoxylsaeureethylester)-phenylhydrazon
2-Phenyl-5-(N-methyl-thiocarbamoyl-imino)-1,2,3-Δ3-thiadiazolin-4-carbonsaeurehydrazid