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    —— 4-acetylamino-1-(<i>O</i><sup>2</sup>,<i>O</i><sup>4</sup>,<i>O</i><sup>6</sup>-triacetyl-<i>O</i><sup>3</sup>-methyl-β-<i>D</i>-glucopyranosyl)-1<i>H</i>-pyrimidin-2-one 62973-66-4 C19H25N3O10
    —— 4-methoxybenzyl 2,3-O-isopropylidene-4-O-<3,4,6-tri-O-benzoyl-2-(benzoyloxyimino)-2-deoxy-β-D-arabino-hexopyranosyl>-α-L-rhamnopyranoside 172949-55-2 C51H49NO15
    —— 4-(4-bromothiophen-2-yl)-N-methylpyrimidin-2-amine 866523-86-6 C9H8BrN3S
    —— 4-amino-5-(2-methoxybenzyloxy)-1H-benzo[c][1,2,6]thiadiazine-2,2-dioxide 1093200-67-9 C15H15N3O4S
    —— 4-Amino-3-methoxyphenylazobenzene sulfonic acid 1162674-61-4 C13H13N3O4S
    —— 4-benzyl-8-(3,3-dimethyl-piperazin-1-yl)-4H-benzo[1,4]oxazin-3-one, hydrochloride salt 688363-44-2 C21H25N3O2*ClH
    —— 4-(2-(2-methoxyethylamino)-6-(4-(trifluoromethyl)phenyl)pyrimidin-4-ylamino)-2,3-dihydro-1H-inden-2-ol 913296-43-2 C23H23F3N4O2
    —— 4-(7'-Coumarinal)2-phenyl-5-oxazolon 53138-11-7 C19H11NO4
    —— 4-Iodo-benzoic acid 4-hexyloxy-phenyl ester 103749-45-7 C19H21IO3
    —— 4-(6-chloro-2-oxo-benzooxazol-3-yl)-butyric acid ethyl ester 19178-62-2 C13H14ClNO4
    —— 4-(6-amino-4-oxo-2-thioxo-1,2,3,4-tetrahydropyrimidine-1-carbonyl)-5,6-diphenylpyridazin-3(2H)-one 1187767-49-2 C21H15N5O3S
    —— 4,5α-epoxy-3-methoxy-17-methyl-14-(4-methyl-benzoylamino)-morphin-7-en-6-one 68616-65-9 C26H26N2O4
    —— 4-(4-bromo-phenyl)-1-[(4-<i>p</i>-tolyl-piperazin-1-yl)-acetyl]-thiosemicarbazide 67367-55-9 C20H24BrN5OS
    —— 4-(4-{2-[(2-Ethoxycarbonyl-ethyl)-methyl-amino]-ethoxy}-phenyl)-butyric acid ethyl ester 64201-29-2 C20H31NO5
    —— 4-[4-[2-(2,6-dichlorophenyl)acetyl]piperazin-1-yl]-N-prop-2-ynylbenzamide 1092068-25-1 C22H21Cl2N3O2
    —— 4-(2-Benzylcarbamoyloxy-4-methyl-pentanoylamino)-4-cyano-piperidine-1-carboxylic acid ethyl ester 478280-61-4 C23H32N4O5
    —— 4-hydroxy-N-methoxy-N,1,2-trimethyl-5-(3-(2-methylphenyl)-3-oxopropyl)-1H-benzimidazole-6-carboxamide 1034771-52-2 C22H25N3O4
    —— 4-[3-(methoxymethyl)piperidin-1-yl]isoquinoline-6-carboxamide 1235380-76-3 C17H21N3O2
    —— 4-((6-(5-(1H-tetrazol-1-yl)-1H-indol-1-yl)pyrimidin-4-yl)oxy)-N,N-dimethylpiperidine-1-carboxamide 1361195-57-4 C21H23N9O2
    —— 4-((1E,6E)-7-(3,4-dimethoxyphenyl)-3,5-dioxohepta-1,6-dien-1-yl)-2-methoxyphenyl piperidine-1-carboxylate 1426394-52-6 C28H31NO7
    —— <4-(β-Dimethylamino-isopropyloxy)-phenyl>-p-tolyl-acetonitril 803661-17-8 C20H24N2O
    —— 4-{[5-(2-Chloro-4-trifluoromethyl-phenoxy)-2-nitro-phenyl]-hydrazono}-pentanoic acid 75150-51-5 C18H15ClF3N3O5
    —— 4,9-dihydro-3-methyl-3-phenyl-4,9-dioxo-3H-benz<f>indazole 123700-58-3 C18H12N2O2
    —— 4-(4'-chloro-4-methylbiphenyl-3-yl)-2,2-dimethylpyran-3,5-dione 1033757-92-4 C20H19ClO3
    —— 4-benzhydryl-5-oxo-3,5-diphenyl-valeric acid 854879-61-1 C30H26O3
    —— 4-(4-Methylphenyl)butyl 3-chlorobenzoate 84648-54-4 C18H19ClO2
    —— (4R,5S)-ethyl 5-((R)-1-(tert-butyldiphenylsilyloxy)octyl)-2,2-dimethyl-1,3-dioxolane-4-carboxylate 1586033-50-2 C32H48O5Si
    —— 4-(4-phenylbut-3-yn-1-yl)oxazolidin-2-one 1087043-88-6 C13H13NO2
    —— 4-(2-bromo-5-methylphenyl)-6-phenylpyrimidin-2-ol 1202877-69-7 C17H13BrN2O
    —— 4,4'-Bis-acetylamino-2,2'-dihydroxy-benzil 132593-05-6 C18H16N2O6
    —— 4-chloro-7-iodo-6-methoxy-2-methyl-quinoline 507242-34-4 C11H9ClINO
    —— 4-[2-(3-Cyclopentyloxy-4-methoxyphenyl)ethyl]-3-(phenylethyl) pyridine 175140-86-0 C27H31NO2
    —— 4-iodo-3-methyl-5,5-pentamethylene-2-(n-perfluorobutyl)-2,5-dihydrofuran-2-ol 1263469-61-9 C14H14F9IO2
    —— 4-[(2-methoxyphenyl)amino]-1,1,1-trifluoropent-3-en-2-one 1447118-68-4 C12H12F3NO2
    —— {4-[4-(4-fluoro-phenyl)-piperidin-1-yl]-2-methyl-5-nitro-6-oxo-6H-pyrimidin-1-yl}-acetonitrile 478179-01-0 C18H18FN5O3
    —— 4-[4-[10-(3-Naphthalen-2-ylphenyl)anthracen-9-yl]phenyl]dibenzothiophene 1084334-63-3 C48H30S
    —— (4S,5S,6R,7R)-5,6,7-Tris-benzyloxy-8-(tert-butyl-dimethyl-silanyloxy)-octan-4-ol 181264-07-3 C35H50O5Si
    —— [(4-tBuC6H2-2,6-(C6H3-2,6-(iPr)2)2)Sn(μ-hydride)]2 1003938-25-7 C68H92Sn2
    —— 4-[(4-tert-butylphenyl)amino]benzoic acid 1359967-60-4 C17H19NO2
    —— 4-(1,3-dioxan-2-yl)-2-methoxyphenyl 4-nitrobenzoate 1427307-68-3 C18H17NO7
    —— 4-Hydroxy-5-methyl-3-(2-nitro-phenylazo)-1,5-dihydro-pyrrol-2-one 94512-64-8 C11H10N4O4
    —— 4-(4-methyl-2-pyridin-3-yl-1,3-thiazol-5-yl)-N-phenylpyrimidine-2-amine 930582-86-8 C19H15N5S
    —— 4-N-(6-aminopyridin-3-yl)-6-chloropyrimidine-2,4-diamine 688782-24-3 C9H9ClN6
    —— 4-Phenyl-5-(tetrahydro-pyran-2-yloxy)-5H-furan-2-one 914362-10-0 C15H16O4
    —— {4-[4-(3-Benzoyl-1-nitroso-4,5-dihydro-1H-pyrazol-4-yl)-phenyl]-1-nitroso-4,5-dihydro-1H-pyrazol-3-yl}-phenyl-methanone 138909-82-7 C26H20N6O4
    —— 4-phenyl-1-(trimethylstannanyl)butyl 2,2,4,4-tetramethyl-1,3-oxazolidine-3-carboxylate 1048703-22-5 C21H35NO3Sn
    —— 4-(4-benzyloxy-3-methoxyphenyl)-3-(pyrrol-1-yl)thien-2-ylpyrrolidine carboxamide 679425-66-2 C27H26N2O3S
    —— 4-[2-(4-butoxy-phenyl)-[1,3]dioxolan-2-ylmethyl]-morpholine 112485-49-1 C18H27NO4
    —— 4-(azidomethyl)-6-phenylhexanoic acid 1608506-64-4 C13H17N3O2
    —— [(4,4',4''-tri-tert-butyl-2,2':6',2''-terpyridine)RuCl(2,3-bis(2-pyridyl)pyrazine)PtCl2]PF6 1190603-74-7 C41H45Cl3N7PtRu*F6P