Pyridyl alkylguanidines

Pyridyl alkylthiourea and alkylamino-nitroethylene

Pyridyl esters and thiolesters of .alpha.-substituted unsaturate

Pyridyl esters of .alpha.-substituted amino acids

Pyridyl oxamic acid derivatives and use in the prevention of al

Pyridyl phenyl-carbamate rodenticide

Pyridyl substituted 2,3-dihydroimidazo[2,1-b]thiazoles

Pyridyl substituted aminoalkyl-thioureas and ureas

Pyridyl ureas, thioureas and guanidines

Pyridyl, thiazolyl and isothiazolyl alkyl bisamidines

Pyridyl-alkylaminoethylene compounds

Pyridyl-alkylaminoethylene compounds

Pyridyl-piperazine derivative with anti-arrythmic effect

Pyridylalkoxysulfinyl derivatives of carbamate esters

Pyridylalkyl esters of 2-(p-isobutylphenyl)acetic acid and propi

Pyridylalkyl thiocarbonates as insect repellents

Pyridylalkylamines

Pyridylalkylenethiopridyl, -tetrahydropyridyl and -pyridinium co

Pyridylaminotriazole therapeutic agents

Pyridylanilines