6-Substituted 2-naphthyl .alpha.-substituted acetamides

6-Substituted 2-naphthyl acetic acid derivatives

6-Substituted amino phenyl-2,3,5,6-tetrahydro[2,1-b]thiazoles

6-Substituted penicillanic acid and derivatives thereof

6-Substituted penicillanic acid and derivatives thereof

6-Substituted purine 3',5'-cyclic nucleotides

6-Substituted pyranone compounds and their use as pharmaceutical

6-Substituted-11b-phenyl-3, 11bH-oxazirino[2,3-d]-s-triazol[4,3-

6-Substituted-4-hydroxycinnolin-3-yl carboxylic acids and esters

6-Substituted-4-hydroxycinnolin-3-yl-carboxylic acids and esters

6-Substituted-9-(2-hydroxyethyl)-1,2,3,4-tetrahydro carbazol-1-o

6-Sulfur analogs of penicillins and cephalosporins

6-Triazinylaminobenzofurans

6-Unsubstituted-7-oxo-4-oxa-diazabicyclo(3.2.0)hept-2-ene deriva

6-[(2,4-Dioxo-1-pyrimidinyl)acylamino]penicillin derivatives

6-[(2-Oxo-1-pyridinyl)acylamino]penicillin derivatives

6-[.alpha.-(.omega.-Guanidinoalkanoylamido)acylamido]penicillani

6-[.alpha.-(.omega.-QUANIDINOALKANOYLAMIDO)ACYLAMIDO]PENICILLANI

6-[.alpha.-AMINO-.omega.-(2,3-METHYLENEDIOXYPH ENYL)ACYLAMIDO]PE

6-[.alpha.-AMINO-.omega.-(3,4-METHYLENEDIOXYPHENYL)ACYLAMIDO]PEN