5-([2-[(5-MERCAPTO-1,3,4-THIADIAZOL-2-YL)THIO]ETHYL]THIO)-1,3,4-THIADIAZOLE-2-THIOL

5-(1,3-OXAZOL-5-YL)-2-THIOPHENESULFONYL CHLORIDE

5-(2,3-DICHLOROPHENYL)TETRAZOLE

5-(2,4-DICHLOROPHENYL)CYCLOHEXANE-1,3-DIONE

5-(2-METHOXYPHENYL)-1H-TETRAZOLE

5-(2-METHYL-1,3-THIAZOL-4-YL)THIOPHENE-2-SULFONYL CHLORIDE

5-(2-PHENYLETH-1-YNYL)NICOTINIC ACID

5-(2-THIENYL)-1,3-OXAZOLE

5-(2-THIENYL)-1,3-OXAZOLE

5-(2-THIENYL)NICOTINOYL CHLORIDE HYDROCHLORIDE

5-(2-THIENYL)TETRAHYDROTHIOPHEN-3-ONE