2,2,4,4,6,6,8,8-OCTA-MORPHOLIN-4-YL-,,,-(1,3,5,7,2,4,6,8)TETRAZATETRAPHOSPHOCINE

2,3',4',6-TETRACHLOROCHALCONE

2,3-(METHYLENEDIOXY)NAPHTHALENE

2,3-BIS-(BROMOMETHYL)-1,4-DIBROMO-2-BUTENE

2,3-BIS(2-HYDROXYPHENYL)-6-QUINOXALINECARBOXYLIC ACID

2,3-BIS(BENZOYLOXY)PHENYL BENZOATE

2,3-DIAMINO-(1,3,4)THIADIAZOL-3-IUM, TOLUENE-4-SULFONATE

2,3-DIBROMO-2-METHYLPROPIONIC ACID

2,3-DIBROMO-4'-FLUOROSUCCINANILIC ACID

2,3-DIBROMO-N-(2-FLUOROPHENYL)SUCCINIMIDE

2,3-DIBUTYL-1,4-DI(2-THIENYL)-1,4-BUTANEDIONE

2,3,5,6,2',3',5',6'-OCTAMETHYL-BIPHENYL

2,3,6,7-TETRAHYDRO-5,7,7-TRIMETHYL-5H-PYRROLO(1,2-A)IMIDAZOLE

2,3-Dihydro-[1,4]dioxino[2,3-b]pyridine-7-carboxylic acid

2,3-diphenylpentanedioic acid