2,5,7-TRIMETHYL-(1,3,4)THIADIAZOLO(3,2-A)PYRIMIDIN-4-YLIUM, PERCHLORATE

2,5-Diphenyl-3-hexyne-2,5-diol

2,6-Bis[2-(diethylamino)ethoxy]anthra-9,10-quinone

2,6-BIS-(5-METHYL-(1,3,4)THIADIAZOL-2-YLSULFANYLMETHYL)-PYRIDINE

2,6-BIS(2-CHLORO-5-NITROBENZYLIDENE)-1-CYCLOHEXANONE

2,6-BIS(2,4-DICHLOROBENZYLIDENE)-1-CYCLOHEXANONE

2,4,6-TRIPHENYL-(1,3,5)TRITHIANE 1,1,3,3,5,5-HEXAOXIDE

2,4,6-TRIS-(4-CHLORO-PHENYL)-(1,3,5)OXADIAZIN-1-YLIUM, TETRAFLUORO BORATE

2,4,6-tris(methylsulfanyl)-1,3,5-triazine

2,4,8,10-TETRAMETHYL-5,11-DIOXA-1,7-DIOXONIA-6-BORANUIDASPIRO[5.5]UNDECA-1,7-DIENE HEXACHLOROSTIBATE(V)

2,5'-DICHLORO-ORTHO-ACETOTOLUIDIDE

2,5-BIS-(4-CHLORO-PHENYL)-THIOPHENE

2,5-BIS-CYCLOHEXYLOXY-(1,4)DIOXANE

2,6-DI-TERT-BUTYL-PYRANYLIUM, PERCHLORATE

2,6-DIAMINO-5-(4-CHLORO-BENZOYL)-4-(4-CHLORO-PHENYL)-4H-THIOPYRAN-3-CARBONITRILE