3-amino-4-(4'-chlorophenyl)-5,6,7,8-tetrahydro-thieno<2,3-b>quinoline-2-carbohydrazide

N1-benzylidene-(4-p-chlorophenyl-3-cyano-5,6,7,8-tetrahydro-2-quinolinylthio)acethydrazide

1-<(3-amino-4-p-chlorophenyl-5,6,7,8-tetrahydro-thieno<2,3-b>quinolin-2-yl)carbonyl>-4-methyl-3-thiosemicarbazide

N1-(p-chlorobenzylidene)-(4-p-chlorophenyl-3-cyano-5,6,7,8-tetrahydro-2-quinolinylthio)acethydrazide

N1-(p-methoxybenzylidene)-(4-p-chlorophenyl-3-cyano-5,6,7,8-tetrahydro-2-quinolinylthio)acethydrazide