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 Piperoin Diglycolic anhydride Ricobendazole Aceclidine hydochloride
 Di-(2,5-dioxopyrrolidin-1-yl)carbonate (2S,3S,4R)-3-(Carboxymethyl)-4-isopropylpyrrolidine-2-carboxylic acid Piperonylonitrile 3,3-Tetramethyleneglutaric anhydride
 4-Methylphthalimide 5-Chloro-1,3-benzodioxole 1,2-Diphenylvinylene carbonate 4-Bromobenzaldehyde propylidene acetal
 2-(1,3-Dioxolan-2-yl)ethyltriphenylphosphonium bromide 2-(4-Bromophenyl)-1,3-dioxolane [2-(1,3-Dioxan-2-yl)ethyl]triphenylphosphonium bromide 3,4-Dihydro-2H-1,5-benzodioxepin-7-yl isocyanate
 2,3-Dihydro-1,4-benzodioxin-6-yl isocyanate 1,3-Dithian-2-yltrimethylsilane 2-(2-Nitroethyl)-[1,3]dioxolane N-Allylisatoic anhydride
 (+)-2,3-O-Isopropylidene-L-threitol Harmol hydrochloride monohydrate 6,6-Dimethyl-3-oxabicyclo[3.1.0]hexane-2,4-dione 7-Benzyl-3-Boc-3,7-diazabicyclo[3.3.1]nonane
 (R)-4-Benzyl-3-chloroacetyl-2-oxazolidinone 4-Methyl-2H-phthalazine-1-one Methyl-3-hydroxy-5-isoxazolecarboxylate 2-Methyl butyrolactone
 5-Bromo-6-methyluracil 5-Bromoisatoicanhydride N-Bromosuccinimide 4-Tetrahydropyranoxy-2-hydroxybenzaldehyde
 3-Methoxy-4,5-methylenedioxybenzaldehyde 3-([1,3]Dioxolan-2-ylmethoxy)benzaldehyde 3-Chromonecarbaldehyde 2-(2-Benzoxazolyl)malondialdehyde
 Dimethyl-4-hydroxymethyl-1,3-dioxolane 2-(1,3-Dithiolan-2-yl)-4-nitrophenol 2-Hydroxymethyl-1,4-benzodioxane 6-Nitropiperonyl alcohol
 N-Hydroxy-1,8-naphthalenedicarboximide 1-(1,3-Dithiolan-2-yl)-2-naphthol (S)-Prolinol 5-Hydroxymethylorotic acid potassium salt
 2-Phthalimidoethanol 3,4-Methylendioxyphenol 1,4-Dithiane-2,5-diol 6-Aza-2-thiouracil
 Hexahydrophthalic anhydride 3-Methyltetrahydrophthalic anhydride 2-Tetrahydrofuranyloxy carbonyl 5-norbornene Coumalic acid
 (1S)-(-)-Camphanic chloride 4-Pentene-1,2-dicarboxylic anhydride 2-Bromo-4,5-methylenedioxycinnamic acid 3-(3,4-Methylenedioxyphenyl)propionic acid
 Homogentisic acid gamma-lactone 2-Amino-4-hydroxypteridine-6-carboxylic acid Phenylsuccinic anhydride 2-(Acetylthio)succinic anhydride
 Chromone-2-carboxylic acid 7-Methoxy-1,3-benzoxazine-2,4-dione N-Benzylisatoic anhydride DL-Pantolactone
 Methyl octalactone (R)-6-Methyltetrahydropyran-2-one Delta-Tetradecalactone 3-Carboxyumbelliferyl acetate
 Z-L-Threonine N-hydroxysuccinimide ester Ethyl 2-(3-N-phthalimidopropyl)acetoacetate 3-Methoxycarbonyl-3-sulpholene 4-(Benzo[1,3]dioxol-5-ylcarbamoyl)-3,3-dimethyl-butyric acid
 (S)-3-Amino-4-(3-benzothienyl)butanoic acid hydrochloride Fmoc-(R)-3-Amino-4-(3-benzothienyl)butanoic acid (+)-Dimethyl 2,3-o-isopropylidene tartrate 4,5-Dimethoxyisatoic anhydride
 5-Chlorobenzofuran-2-carboxylic acid N-Carboxyethylrhodanine N-Cbz-2,5-diazabicyclo[2.2.1]heptane 7-(Diethylamino)-2-oxo-2H-chromene-3-carboxylic acid
 4-Hydroxy-3-isothiocyanatobutyric acid lactone 5-Hydroxy isatoic anhydride Gamma-Decalactone 2-Methyl-4,5,6,7-tetrahydro-benzofuran-3-carboxylic acid
 3-Chloro-4-methylumbelliferone 3-Methylisatoic anhydride Isopropylidene hexahydroazepin-2-ylidene malonate 4-Furan-2-yl-benzoic acid
 (5,5-Dimethyl-2-oxo-tetrahydrofuran-3-yl)-acetic acid 2-Deoxy-3,5-di-O-p-toluoyl-ribofuranosyl chloride 5-tert-Butyl-4-diethylaminomethyl-2-methylfuran-3-carboxylic acid Diethyl 2-phthalimidomalonate
 5-Chloroisatoic anhydride Tetronic acid 4-Chloroisatoic anhydride Methyl 4,6-dimethyl-2-pyrone-5-carboxylate
 5-(Ethoxycarbonyl)-4,6-dimethyl-alpha-pyrone Acifran 2-(2-Benzothiazolyl)-6-methylphenol 5-Hydroxy-2-(4-hydroxyphenyl)-7-methoxychroman-4-one
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