4-[(2-benzo thiazolyl)methylamino]-alpha-[(3,4-difluorophenoxy)m

4-[(2-benzothiazolyl)methyla mino]-.alpha.-[(3,4-difluorophenoxy

4-[(alkyl or dialkyl)amino]quinolines and their method of prepar

4-[(bicycle heterocyclyl)-methyl and -hetero]-piperidines

4-[(diaryl)hydromethyl]-1-piperidinealkanols and esters and carb

4-[(E)-2-(5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-napthalen...

4-[(heterocycloalkyl or heteroaromatic)-substituted phenyl]-2-az

4-[(substituted) alkylcarbonyl]-4,5-dihydro- and -4,5,6,7-tetrah

4-[(substituted)alkylcarbonyl]-4,5-dihydro and -4,5,6,7-tetrahyd

4-[2-(Di- or trisubstitutedphenoxy)ethyl amino]thienodipyrimidin

4-[2-Pyridinylthio(oxy or amino)methyl]-1H-imidazoles and deriva

4-[3,5-bis-(2-hydroxy-phenyl)-[1,2,4]triazol-1-yl]-benzoic...

4-[4'-piperodinyl or 3'-pirrolidinyl] substituted imidazoles as

4-[4- or 6-(trifluoromethyl-2-pyridinyl)]-1-piperazinylalkyl sub

4-[4- [4-(4-hydroxyphenyl)-1-piperazinyl]phenyl]-5-methyl-3H-1,2

4-[4-[4-[4-[[2-(2,4-difluoro phenyl)-2-(1H-azolylmethyl)-1,3-dio

4-[4-[[2-(halophenyl)-2-[1H-tr:azol(or diazol)-1-ylmethyl)-1,3-d

4-[diaryl)hydroxymethyl]-1-piperidinealkylcarboxylic acids, salt

4.5-diaryloxazole compounds with prostaglandin I2 (PGI2)...

4.alpha.-substituted avermectin derivatives