Substituted pyridines as systemic plant protectants

Substituted pyrido [1,2-a] pyrimidines useful as anti-allergic,

Substituted pyrido-triazines as anthelmintics

Substituted pyrido[1,2,3,-de]-1,4-benzoxazines as bactericides

Substituted pyrido[3,4-e]oxazine diones and their therapeutic us

Substituted pyrimid-2-ones, the salts thereof, processes for the

Substituted pyrimido (4,5-c)pyridazines

Substituted pyrimido-[4,5-d]-pyrimidine compounds useful for rep

Substituted pyrrolo [1,2-c] quinazolines and pharmaceutical comp

Substituted pyrroloquinoxalinones and diones

Substituted pyrroloquinoxalinones and diones

Substituted pyrroloquinoxalinones and diones used in treating in

Substituted pyrrolo[2,1-b]quinazolines and pyrido[2,1-b]quinazol

Substituted quinolinone-alkanecarboxylic acids and medicaments c

Substituted quinoxaline dioxides

Substituted steroid-spiro-oxazolidinone derivatives and a proces

Substituted steroid-spiro-oxazolidinone derivatives and a proces

Substituted sulfonylacetamido cephalosporins

Substituted tetrahydropyridazino-(1,6-A)benzimidazoles and use a

Substituted tetrahydrotetrazolo[5,1-a]phthalazines