2,8-DIMERCAPTO-6-HYDROXYPURINE

2,8-DIMETHYL-4-HYDRAZINOQUINOLINE

[(1,1-DIOXIDOTETRAHYDROTHIEN-3-YL)AMINO]ACETIC ACID

2-(NAPHTH-1-YLMETHYLTHIO)ACETIC ACID

2-[(2,2-DIETHOXYETHYL)THIO]-1,3-BENZOTHIAZOLE

2-[(2,6-DICHLOROPHENYL)AMINO]-PYRIDINE-3-SULFONIC ACID

2-[(4-CHLOROPHENYL)THIO]THIOPHENE

2-[(4-METHYLPHENYL)THIO]PYRIDINE-3-CARBONYL CHLORIDE

2-[(4-METHYLPHENYL)THIO]PYRIDINE-3-CARBONYL CHLORIDE

2-[(6-METHOXY-3-NITRO-2-PYRIDYL)THIO]PROPANOIC ACID