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    —— 4-(1-Methyl-4-oxo-cyclohex-2-enyl)-butyric acid 33919-22-1 C11H16O3
    —— 4-(4-bromo-phenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydro-pyrimidine-5-carboxylic acid 2-piperidin-1-yl-ethyl ester 69094-06-0 C19H24BrN3O3
    —— 4-(4-methoxy-phenyl)-1-[(2-oxo-2<i>H</i>-chromen-7-yloxy)-acetyl]-thiosemicarbazide 69560-65-2 C19H17N3O5S
    —— 4-(4-methoxy-phenyl)-2-methyl-6-oxo-6<i>H</i>-pyran-3-carboxylic acid ethyl ester 67075-03-0 C16H16O5
    —— {4-[Bis-(2-chloro-ethyl)-amino]-phenyl}-(4-bromo-phenylamino)-acetonitrile 68615-21-4 C18H18BrCl2N3
    —— 4,5,6,7-Tetrachloro-2-(4,5-dihydro-thiazol-2-yl)-1H-benzoimidazole 34068-66-1 C10H5Cl4N3S
    —— {4-[Bis-(4-chloro-phenyl)-hydroxy-methyl]-phenyl}-bis-(4-chloro-phenyl)-methanol 58952-56-0 C32H22Cl4O2
    —— 4-morpholin-4-yl-5,6,7,8-tetrahydro-1,3,4b-triaza-fluorene-9-carbonitrile 731825-81-3 C15H17N5O
    —— 4-(4-Methoxy-phenyl)-6-chlor-1H-3,4-dihydro-1,4-benzodiazepindion-(2,5) 18808-23-6 C16H13ClN2O3
    —— (4-Phenyl-5-p-tolyloxymethyl-4H-[1,2,4]triazol-3-ylsulfanyl)-acetic acid [1-(2-methoxy-phenyl)-meth-(Z)-ylidene]-hydrazide 131943-15-2 C26H25N5O3S
    —— (4SR,5SR)-6-bromo-4-(3-bromoprop-1-ynyl)-2,2-dimethyl-1,3-dioxaspiro[4.5]dec-6-ene 1352716-21-2 C13H16Br2O2
    —— 4-(4-chlorophenyl)-6-trichloromethyl-2-phenyl-1,6-dihydropyrimidine 1450618-99-1 C17H12Cl4N2
    —— 4-N-(4-methoxyphenyl)-5-(4-methylphenyl)sulfonylpyrimidine-2,4,6-triamine 124392-55-8 C18H19N5O3S
    —— (4R,4'R,5S,5'S)-2,2'-(propane-2,2-diyl)bis(4-(4-bromophenyl)-5-(methoxymethyl)-4,5-dihydrooxazole) 1192597-59-3 C25H28Br2N2O4
    —— 4-(4-(8-ethyl-1-methyl-1,6-dihydropyrazolo[3,4-d]pyrrolo[2,3-b]pyridin-7-yl)phenyl)morpholine 1310701-20-2 C21H23N5O
    —— 4-[[4-chloro-3-[trifluoromethoxy]phenoxy]methyl]-2,5-difluoro-N-[methylsulfonyl]benzamide 1355632-42-6 C16H11ClF5NO5S
    —— 4,5,6,7,8,9-hexahydro-1H-benzocycloheptene 30483-09-1 C11H16
    —— 4β-iodohexahydrofuro<2',3':4,3>cyclopenta<d><1,3>dioxol-6-one 131944-32-6 C8H9IO4
    —— 4-((2-pyridazin-4-yl-4-(trifluoromethyl)phenoxy)methyl)benzoic acid 1355637-17-0 C19H13F3N2O3
    —— 4-methyl-3-nitro-5-thiophen-3-ylmethoxy-benzoic acid 54591-79-6 C13H11NO5S
    —— [4-(3-methoxy-phenyl)-4<i>H</i>-[1,2,4]triazol-3-ylsulfanyl]-acetic acid (4-hydroxy-benzylidene)-hydrazide 67128-42-1 C18H17N5O3S
    —— 4-[3-(4-methoxy-phenyl)-1-methyl-1-<i>p</i>-tolyl-allyl]-5-methyl-2-phenyl-1,2-dihydro-pyrazol-3-one 69548-41-0 C28H28N2O2
    —— (4-chloro-benzyl)-[1-(2,4-dichloro-phenyl)-2-(1-methyl-1<i>H</i>-imidazol-2-yl)-vinyl]-amine 56924-09-5 C19H16Cl3N3
    —— (4-p-Tolylsulfamoyl-phenyl)-thiophosphoramidic acid O,O'-diethyl ester 64132-46-3 C17H23N2O4PS2
    —— 4-ethylidene-2,3a,5,6,6a-pentaphenyl-(3a<i>r</i>,6a<i>c</i>)-4,6a-dihydro-3a<i>H</i>-cyclopenta[1,3,2]dioxaborole 58225-46-0 C37H29BO2
    —— 4-methyl-4-(pent-3-yn-1-yl)cyclohex-2-en-1-one 1449770-10-8 C12H16O
    —— (4aα,5α,8aα)-1-benzyl-5-methyl-3,4,4a,5,6,7,8,8a-octahydroquinolinium perchlorate 86197-24-2 C17H24N*ClO4
    —— 4-Nitrophenylpropiolsaeurechlorid 15432-06-1 C9H4ClNO3
    —— 4-(3-{2-[3-(4-cyano-3-trifluoromethylphenyl)-5,5-dimethyl-2,4-dioxoimidazolidin-1-ylmethyl]phenyl}ureido)benzenesulfonyl chloride 1179329-74-8 C27H21ClF3N5O5S
    —— (4-Chlorophenyl)-[2-methoxy-4-(2-methylphenyl)quinolin-6-yl]-(3-methylimidazol-4-yl)methanol 1118761-86-6 C28H24ClN3O2
    —— [[4-[2-(5-carbamimidoyl-2-hydroxybenzenesulfonylamino)-ethyl]-2'-methanesulfonylbiphenyl-3-yl]amino]acetic aid hydrochloride 500303-45-7 C24H26N4O7S2*ClH
    —— (4aR,4bS,5S,6aS,7R,10aS,10bS,12R)-7-Acetyl-12-fluoro-5,7-dihydroxy-4a,6a-dimethyl-4,4a,4b,5,6,6a,7,8,9,10,10a,10b,11,12-tetradecahydro-3H-chrysen-2-one 51050-40-9 C22H31FO4
    —— 4-[4-(7-methyl-2-nitro-6,7-dihydro-5H-imidazo[2,1-b][1,3]oxazin-7-ylmethoxy)phenyl]piperazine-1-carboxylic acid tert-butyl ester 1403319-02-7 C23H31N5O6
    —— 4-Benzyl-5-chlor-phthalazin-1(2H)-thion 66294-24-4 C15H11ClN2S
    —— 4-<(2H5)phenyl>naphtho<2,3-c>furan-1,3-dione 129957-25-1 C18H10O3
    —— 4-[4-(4-benzyloxy-2-hydroxy-phenyl)-6-phenyl-[1,3,5]triazin-2-yl]-benzene-1,3-diol 3866-22-6 C28H21N3O4
    —— [4-(3,3-Dimethyl-butoxy)-phenyl]-p-tolyl-methanone 42403-72-5 C20H24O2
    —— 4-[7-acetamido-3-(5-methylpyridin-3-yl)-4,5-dihydropyrazolo[4,3-g][1,3]benzothiazol-1-yl]-N,N-dimethylbenzamide 1187366-03-5 C25H24N6O2S
    —— 4H-1-Benzopyran-4-one,2,3-dihydro-8-[(2-hydroxyphenyl)methyl]-5,7-dimethoxy-2-phenyl-, (S)- 61462-98-4 C24H22O5
    —— 4-Acetyl-5-[(2-chloracetyl)amino]-3-methylthiophen-2-carbonsaeureethylester 285138-58-1 C12H14ClNO4S
    —— 4-{[1-benzoyl-2-(4-nitro-phenyl)-2-oxo-ethylidene]-hydrazino}-<i>N</i>-(5-methyl-[1,3,4]thiadiazol-2-yl)-benzenesulfonamide 57026-90-1 C24H18N6O6S2
    —— (4E,8E)-8-Methyl-1-{2-[2-(2-methyl-[1,3]dioxolan-2-yl)-ethyl]-[1,3]dioxolan-2-yl}-tetradeca-4,8-dien-12-yn-6-ol 58403-90-0 C24H38O5
    —— 4-(3-(1-(3-isopropyl-[1,2,4]oxadiazol-5-yl)piperidin-4-yl)propoxy)-2-methylbenzamide 1037753-90-4 C21H30N4O3
    —— 4,4'-Diacetoxypulvinic lacton 38558-83-7 C22H14O8
    —— 4,6-Diaza-A,B-bishomo-3-oxo-5α-cholestano<6,7-d>tetrazol 66233-42-9 C27H45N5O
    —— 4-chloro-2-(hydroxy-phenyl-methyl)-5-methoxy-phenol 1106538-74-2 C14H13ClO3
    —— 4-Amino-6-trifluoromethyl-2-(1-(3-cyclopropyl-1H-pyrrolo[2,3-c]pyridin-5-yl)ethyl)thio-pyrimidine 1102065-23-5 C17H16F3N5S
    —— 4-bromo-2-iodo-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenol 1245635-24-8 C12H15BBrIO3
    —— (4aR,8aR)-3-Hydroxy-4-methylene-8a-vinyl-hexahydro-isochromen-7-one 142096-06-8 C12H16O3
    —— 4-(8-Oxo-8H-thieno[2,3-b]pyrrolizin-3-yl)-2-(propionyloxy)phenyl propionate 258270-14-3 C21H17NO5S