5-(Hydroxypyridylalkyl)-4-pyrimidones

5-(naphthyl)-2,4-dialkyl-3H-1,2,4-triazole-3-thiones and their u

5-(Optionally substituted phenyl)-6H-1,3,4-thiadiazine-2-amines

5-(Phenyl)-1,6-naphthyridin-2(1H)-ones, their cardiotonic use an

5-(phenylalkoxy)primaquine and 5[(heterocycle)alkoxy] primaquine

5-(phenylalkoxy)primaquine compounds and their use for treatment

5-(Py-Y)-1H-benzimidazol-2-ols and 5-(Py-Y-)-1H-benzimidazole-2-

5-(Pyridinyl)-1H-benzimidazoles and 1-hydroxy-6-(pyridinyl)-1H-b

5-(Pyridinyl)-1H-pyrazolo[3,4-b] pyridines and their cardiotonic

5-(Pyridinyl)-1H-pyrazolo[3,4-b]pyridin-3-amines and their cardi

5-(Pyridinyl)-1H-pyrazolo[3,4-b]pyridine-3-amines, their use as

5-(Pyridinyl)-2(1H)-pyridinones

5-(Pyridinyl)-6-(lower-alkyl)-2(1H)-pyridinones, 1,2-dihydro-2-o

5-(Pyridinyl)-benzoxazol-2(3H)-ones and their use as cardiotonic

5-(Pyridinyl)pyridine-2,3-diamines, preparation thereof and thei

5-(Pyridinyl)pyridine-2-hydrazines, their preparation and their

5-(pyridyloxy- or pyridylthio-phenyl)carbamoyl barbituric acid d

5-(Straight chain 3-12 carbon alkoxy)-8-quinolinamines and their

5-(substituted amino)-1,2,4-triazolo (1,5-A) pyrimidine derivati

5-(Substituted phenoxy)-4-amino pyrimidines as anti-ulcer agents