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    —— 4-amino-2-imino-6-phenyl-2H-pyran-3-carbonitrile —— C12H9N3O
    4-amino-2-imino-6-phenyl-2H-pyran-3-carbonitrile
    —— 4-cyclopropyl-2H-chromen-2-one —— C12H10O2
    4-cyclopropyl-2H-chromen-2-one
    —— 4-chloro-N-(naphthalen-2-ylmethyl)aniline —— C17H14ClN
    4-chloro-N-(naphthalen-2-ylmethyl)aniline
    —— 4-prenyloxy-1-(3-hydroxypropyl)-6-prenyl-7,7-dimethyl-5,6,7,8-tetrahydro-1H-cyclohexa[b]pyridin-2(5H)-one —— C24H37NO3
    4-prenyloxy-1-(3-hydroxypropyl)-6-prenyl-7,7-dimethyl-5,6,7,8-tetrahydro-1H-cyclohexa[b]pyridin-2(5H)-one
    —— (4-cyclopropyl-1-(2,6-dichlorophenyl)-1H-1,2,3-triazol-5-yl)methanol —— C12H11Cl2N3O
    (4-cyclopropyl-1-(2,6-dichlorophenyl)-1H-1,2,3-triazol-5-yl)methanol
    —— 4-amino-N-benzyl-5-cyano-6-ethoxypyridine-2-carboxamide —— C16H16N4O2
    4-amino-N-benzyl-5-cyano-6-ethoxypyridine-2-carboxamide
    —— 4-(3-(4-chlorophenoxy)propoxy)-1-(3-hydroxypropyl)-6-geranyl-7,7-dimethyl-5,6,7,8-tetrahydro-1H-cyclohexa[b]pyridin-2(5H)-one —— C33H46ClNO4
    4-(3-(4-chlorophenoxy)propoxy)-1-(3-hydroxypropyl)-6-geranyl-7,7-dimethyl-5,6,7,8-tetrahydro-1H-cyclohexa[b]pyridin-2(5H)-one
    —— 4-amino-5-cyano-6-ethoxy-N-(pyridin-3-ylmethyl)pyridine-2-carboxamide —— C15H15N5O2
    4-amino-5-cyano-6-ethoxy-N-(pyridin-3-ylmethyl)pyridine-2-carboxamide
    —— 4-amino-5-cyano-N-(2,5-dimethoxybenzyl)-6-ethoxypyridine-2-carboxamide —— C18H20N4O4
    4-amino-5-cyano-N-(2,5-dimethoxybenzyl)-6-ethoxypyridine-2-carboxamide
    —— 4'-cyanobiphenyl-4-yl 3,4-bis{4-[4-(5-octylpyrimidin-2-yl)phenoxy]butyloxy}benzoate —— C64H73N5O6
    4'-cyanobiphenyl-4-yl 3,4-bis{4-[4-(5-octylpyrimidin-2-yl)phenoxy]butyloxy}benzoate
    —— 4-isohexylamino-butan-2-one —— C10H21NO
    4-isohexylamino-butan-2-one
    —— 4-(5-chloro-6-fluoroindole-3-yl)-7-methoxy-6-(3-morpholin-4-ylpropoxy)quinazoline —— C24H24ClFN4O3
    4-(5-chloro-6-fluoroindole-3-yl)-7-methoxy-6-(3-morpholin-4-ylpropoxy)quinazoline
    —— 4-(3'-chloro-4'-[18F]fluoroanilino)-7-methoxy-6-(3-morpholinopropoxy)-quinazoline —— C22H24ClFN4O3
    4-(3'-chloro-4'-[18F]fluoroanilino)-7-methoxy-6-(3-morpholinopropoxy)-quinazoline
    —— 4-(N-Boc-N-benzylaminobenzyl)-3-(N,N-dimethylamino)-4-methoxy-2-phenyl-2-cyclobuten-1-one —— C32H36N2O4
    4-(N-Boc-N-benzylaminobenzyl)-3-(N,N-dimethylamino)-4-methoxy-2-phenyl-2-cyclobuten-1-one
    —— 4a,7-dimethyl-8-propyl-3,4,4a,5,6-pentahydronaphthalen-2-one —— C15H22O
    4a,7-dimethyl-8-propyl-3,4,4a,5,6-pentahydronaphthalen-2-one
    —— 4-methylumbelliferyl β-D-galactopyranosyl-(1->3)-2-acetamido-2-deoxy-α-D-galactopyranoside —— C24H31NO13
    4-methylumbelliferyl β-D-galactopyranosyl-(1->3)-2-acetamido-2-deoxy-α-D-galactopyranoside
    —— 4-cyano-4-ethoxycarbonylpiperidine hydrochloride —— C9H14N2O2*ClH
    4-cyano-4-ethoxycarbonylpiperidine hydrochloride
    —— 4-(2,4-dichlorophenylthio)-8-nitroquinolin-2(1H)-one —— C15H8Cl2N2O3S
    4-(2,4-dichlorophenylthio)-8-nitroquinolin-2(1H)-one
    —— 4-(1-Methyl-4-1H-pyrazolo[3,4-d]pyrimidinyl)-N-(4-phenoxyphenyl)-1-piperazinecarboxamide —— C23H23N7O2
    4-(1-Methyl-4-1H-pyrazolo[3,4-d]pyrimidinyl)-N-(4-phenoxyphenyl)-1-piperazinecarboxamide
    —— 4-(phenylethynyl)-2,6-bis<N,N-bis(carboxymethyl)aminomethyl>pyridine —— C23H23N3O8
    4-(phenylethynyl)-2,6-bis<N,N-bis(carboxymethyl)aminomethyl>pyridine
    —— 4-((1-methyl-1H-pyrazolo[3,4-d]pyrimidin-4-yl)oxy)aniline —— C12H11N5O
    4-((1-methyl-1H-pyrazolo[3,4-d]pyrimidin-4-yl)oxy)aniline
    —— 4-(aminomethyl)-3-methylbenzenesulfonamide —— C8H12N2O2S
    4-(aminomethyl)-3-methylbenzenesulfonamide
    —— 4-(3-((5-bromopyridin-3-yl)oxy)propyl)morpholine —— C12H17BrN2O2
    4-(3-((5-bromopyridin-3-yl)oxy)propyl)morpholine
    —— 4-methyl-N-(5-methylisoxazol-4-yl)-3-[6-(4-methylpiperazin-1-yl)-4-oxoquinazolin-3(4H)-yl]benzamide —— C25H26N6O3
    4-methyl-N-(5-methylisoxazol-4-yl)-3-[6-(4-methylpiperazin-1-yl)-4-oxoquinazolin-3(4H)-yl]benzamide
    —— (4-{[2-(6-methoxypyridin-2-yl)pyrrolo[2,1-f][1,2,4]triazin-4-yl]amino}pyridin-3-yl)methanol —— C18H16N6O2
    (4-{[2-(6-methoxypyridin-2-yl)pyrrolo[2,1-f][1,2,4]triazin-4-yl]amino}pyridin-3-yl)methanol
    —— 4'-hydroxy-7,3'-dimethoxyflavone-5-O-β-D(+)glucopyranoside —— C23H24O11
    4'-hydroxy-7,3'-dimethoxyflavone-5-O-β-D(+)glucopyranoside
    —— 4-undecylphenylboronic acid —— C17H29BO2
    4-undecylphenylboronic acid
    —— 4,15-bis[(1E,3E)-4-(methoxycarbonyl)buta-1,3-dienyl][2.2]paracyclophane —— C28H28O4
    4,15-bis[(1E,3E)-4-(methoxycarbonyl)buta-1,3-dienyl][2.2]paracyclophane
    —— 4,15-bis[(1E,3E)-4-formylbuta-1,3-dienyl][2.2]paracyclophane —— C26H24O2
    4,15-bis[(1E,3E)-4-formylbuta-1,3-dienyl][2.2]paracyclophane
    —— 4,15-bis[(1E,3E,5E)-6-(methoxycarbonyl)hexa-1,3,5-trienyl][2.2]paracyclophane —— C32H32O4
    4,15-bis[(1E,3E,5E)-6-(methoxycarbonyl)hexa-1,3,5-trienyl][2.2]paracyclophane
    —— 4-formyl-15-ethenyl[2.2]paracyclophane —— C19H18O
    4-formyl-15-ethenyl[2.2]paracyclophane
    —— 4,13-bis(6-fulvenyl)[2.2]paracyclophane —— C28H24
    4,13-bis(6-fulvenyl)[2.2]paracyclophane
    —— 4-methyloxycarbonyl-15-hydroxymethyl[2.2]paracyclophane —— C19H20O3
    4-methyloxycarbonyl-15-hydroxymethyl[2.2]paracyclophane
    —— 4,15(13)-bis[(1E,3E)-4-ethoxycarbonyl-3-methoxybuta-1,3-dienyl][2.2]paracyclophane —— C32H36O6
    4,15(13)-bis[(1E,3E)-4-ethoxycarbonyl-3-methoxybuta-1,3-dienyl][2.2]paracyclophane
    —— 4,15-bis[(E)-2-formylvinyl][2.2]paracyclophane —— C22H20O2
    4,15-bis[(E)-2-formylvinyl][2.2]paracyclophane
    —— 4-(4-hydroxy-2,2,5-trimethyl-6-oxa-7-aza-bicyclo[3.2.2]non-8-en-7-yl)-benzaldehyde —— C17H21NO3
    4-(4-hydroxy-2,2,5-trimethyl-6-oxa-7-aza-bicyclo[3.2.2]non-8-en-7-yl)-benzaldehyde
    —— 4-[(2,5-dichlorophenyl)thio]anthra[1,2-c][1,2,5]thiadiazole-6,11-dione —— C20H8Cl2N2O2S2
    4-[(2,5-dichlorophenyl)thio]anthra[1,2-c][1,2,5]thiadiazole-6,11-dione
    —— 4-(2',4'-dichlorobiphenylyl)-2-methyl4-oxo butanoic acid —— C17H14Cl2O3
    4-(2',4'-dichlorobiphenylyl)-2-methyl4-oxo butanoic acid
    —— 4-[1-(3-chloro-4-fluorophenyl)-3-methyl-1H-pyrazol-5-yl]piperidine trifluoroacetate —— (x)C2HF3O2*C15H17ClFN3
    4-[1-(3-chloro-4-fluorophenyl)-3-methyl-1H-pyrazol-5-yl]piperidine trifluoroacetate
    —— 4-(3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heptadecafluorodecyl)benzophenone imine —— C23H14F17N
    4-(3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heptadecafluorodecyl)benzophenone imine
    —— 4-thiosemicarbazonomethyl-benzenesulfonic acid diethylamide —— C12H18N4O2S2
    4-thiosemicarbazonomethyl-benzenesulfonic acid diethylamide
    —— 4-butoxy-4-(4-tert-butylphenyl)-2-methylbutanenitrile —— C19H29NO
    4-butoxy-4-(4-tert-butylphenyl)-2-methylbutanenitrile
    —— 4-chloro-7-methoxy-6-{[(2S)-1-tert-butoxycarbonylpyrrolidin-2-yl]methoxy}quinazoline —— C19H24ClN3O4
    4-chloro-7-methoxy-6-{[(2S)-1-tert-butoxycarbonylpyrrolidin-2-yl]methoxy}quinazoline
    —— 4,5-dihydro-5-methyl-6-(4-chlorobenzoyl)-4-benzo[a]thebenidinone —— C27H16ClNO2
    4,5-dihydro-5-methyl-6-(4-chlorobenzoyl)-4-benzo[a]thebenidinone
    —— 4-(4-(5-benzylpyrimidin-2-yl)piperazin-1-yl)-7-methoxyquinazolin-6-ol —— C24H24N6O2
    4-(4-(5-benzylpyrimidin-2-yl)piperazin-1-yl)-7-methoxyquinazolin-6-ol
    —— 4-chloro-6-ethoxy-7-methoxyquinazoline —— C11H11ClN2O2
    4-chloro-6-ethoxy-7-methoxyquinazoline
    —— 4-methyl-1-(4-chlorophenyl)-3H,10aH-2-phenylbenzo[de]cyclobut[i]isoquinoline-3,5-dione —— C27H18ClNO2
    4-methyl-1-(4-chlorophenyl)-3H,10aH-2-phenylbenzo[de]cyclobut[i]isoquinoline-3,5-dione
    —— 4-chloro-7-methoxy-6-[(1-methylpyrrolidin-3-yl)oxy]quinazoline —— C14H16ClN3O2
    4-chloro-7-methoxy-6-[(1-methylpyrrolidin-3-yl)oxy]quinazoline
    —— 4,4′-((naphthalene-2,7-diylbis(methylene))bis(oxy))dibenzimidamide —— C26H24N4O2
    4,4′-((naphthalene-2,7-diylbis(methylene))bis(oxy))dibenzimidamide
    —— 4-((2-methoxyphenylamino)methyl)-2H-benzofuro[3,2-g]chromen-2-one —— C23H17NO4
    4-((2-methoxyphenylamino)methyl)-2H-benzofuro[3,2-g]chromen-2-one