2,5-DIMETHYL-FURAN-3-CARBOXYLIC ACID (2-NITRO-BENZYLIDENE)-HYDRAZIDE

2,5-DIMETHYL-FURAN-3-CARBOXYLIC ACID (3-ETHOXY-4-HYDROXY-BENZYLIDENE)-HYDRAZIDE

2,5-DIMETHYL-FURAN-3-CARBOXYLIC ACID (4-DIETHYLAMINO-2-HO-BENZYLIDENE)-HYDRAZIDE

2,6-ditert-butyl-4-methylaniline

2,6-PYRIDINEDITHIOCARBOXAMIDE

2,7'-DIHYDROXY-1,1'-NAPHTHALAZINE

2,7-BIS-(4-METHYL-PIPERAZINE-1-SULFONYL)-FLUOREN-9-ONE OXIME

2,7-BIS(3-BROMOBENZYLIDENE)CYCLOHEPTANONE

2,7-Di-tert-butylnaphthalene

2,7-DIAMINO-4-(4-BROMO-PHENYL)-4H-CHROMENE-3-CARBONITRILE

2,7-DIBROMO-9,9-DICHLOROFLUORENE

2,7-DIMETHYL-1-METHYLSULFANYLMETHYL-PYRENE

2,6-DI-TERT-BU-4-(3,5-DI-TERT-BU-1H-PYRROL-2-YL)-PYRANYLIUM, TETRAFLUORO BORATE

2,6-DI-TERT-BUTYL-4-(1H-PYRROL-3-YL)-PYRANYLIUM, TETRAFLUORO BORATE

2,6-DI-TERT-BUTYL-4-(4-PHENYL-1H-PYRROL-2-YL)-PYRANYLIUM, TETRAFLUORO BORATE