Sigma-Aldrich
2-[(3,4-DICHLORO-PHENYL)-HYDRAZONO]-MALONONITRILE
2-[(3,5-DIOXO-2,3,4,5-TETRAHYDRO-1,2,4-TRIAZIN-6-YL)SULFANYL]-N'-[(E)-(4-HYDROXYPHENYL)METHYLIDENE]ACETOHYDRAZIDE
2-{[(E)-(2-nitrophenyl)methylidene]amino}benzamide
2-[(E)-2-Phenylethenyl]-1H-imidazole
2-[(Piperidin-4-yloxy)methyl]pyridine
2-[(4-BROMOPHENOXY)ACETYL]-N-PHENYLHYDRAZINECARBOTHIOAMIDE
2-[(4-CHLOROPHENYL)SULFANYL]-N'-{(E)-[2-(DODECYLSULFANYL)-5-NITROPHENYL]METHYLIDENE}ACETOHYDRAZIDE
2-[(4-Iodoanilino)carbonyl]phenyl acetate
2-[(4-METHYL-6-{2-[(2E)-2-(3-NITROBENZYLIDENE)HYDRAZINO]-2-OXOETHOXY}-2-PYRIMIDINYL)SULFANYL]-N'-[(E)-(3-NITROPHENYL)METHYLIDENE]ACETOHYDRAZIDE
2-[(4-tert-Butylphenyl)sulfanyl]butanenitrile
2-[1-(4-Chlorophenyl)ethylidene]malononitrile
2-{(5E)-5-[(2E)-2-METHYL-3-PHENYL-2-PROPENYLIDENE]-4-OXO-2-THIOXO-1,3-THIAZOLIDIN-3-YL}PROPANOIC ACID
2-[2-(1-ETHYL-2-QUINOLINIUMYL)VINYL]BENZENOLATE
2-{[2-(1H-BENZIMIDAZOL-2-YLSELANYL)ETHYL]SELANYL}-1H-BENZIMIDAZOLE
2-[(5Z)-5-(5-BROMO-2-OXO-1,2-DIHYDRO-3H-INDOL-3-YLIDENE)-4-OXO-2-THIOXO-1,3-THIAZOLIDIN-3-YL]-4-METHYLPENTANOIC ACID