2-Decarboxy-2-hydroxymethyl-trans-4,5-didehydro-PGI.sub.1 compou

2-Decarboxy-2-tetrazolyl-13,14-dihydro-PG.sub.2 compounds

2-Decarboxy-2-tetrazolyl-19-hydroxy-19-methyl-6-oxo-PGF.sub.1 co

2-Decarboxy-2-tetrazolyl-19-hydroxy-19-methyl-6a-carba-PGI.sub.1

2-Decarboxy-2-tetrazolyl-19-hydroxy-19-methyl-PG compounds

2-Decarboxy-2-tetrazolyl-19-hydroxy-6-oxo-PGF .sub.1 compounds

2-Decarboxy-2-tetrazolyl-19-hydroxy-6a-carba-PGI.sub.1 compounds

2-Decarboxy-2-tetrazolyl-19-hydroxy-PG compounds

2-Decarboxy-2-tetrazolyl-19-keto-PG compounds

2-Decarboxy-2-tetrazolyl-6-alkoxy-PGI.sub.1 compounds

2-Decarboxy-2-tetrazolyl-6-keto-PG compounds

2-Decarboxy-2-tetrazolyl-6-keto-PGE.sub.1 compounds

2-Decarboxy-2-tetrazolyl-9-deoxy-5,9.alpha.-epoxy-4,5-cis-17,18

2-Decarboxy-2-tetrazolyl-PG.sub.2 compounds

2-Decarboxy-2-tetrazolyl-PGI.sub.2 compounds

2-Decarboxy-2-tetrazolyl-trans-2,3,4,5-tetradehydro-PGI.sub.1 co

2-Descarboxy-2-(tetrazol-5-yl)-16,16-dimethyl-17-( 2-furyl)-.ome

2-Halomethyl-5-vinyl-1,3,4-oxadiazole compounds

2-Hetero-acetamido-cephalosporinates

2-Methyl-5-(2-hydroxystyryl)-1,3,4-thiadiazole