The synthesis often involves the preparation of various building blocks or fragments that can be coupled together to construct the target molecule. These fragments can be synthesized from commercially available starting materials or from simpler intermediates.
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(S)-5-Hydroxymethyl-1-(2-nitro-benzoyl)-pyrrolidin-2-one
(-)-6-O-benzyl-1-deoxy-1-(dimethylphosphono)-3,4-O-isopropylidene-D-ribo-hexofuranose
C16H18BrNO2
Thiocarbonic acid O-((3aS,5aR,6S,8aR)-1,2,3a,6-tetramethyl-4-oxo-decahydro-cyclopenta[c]pentalen-3-yl) ester O-p-tolyl ester
(2RS)-2-methyl-3-oxo-3-[(1S,5S,6R)-1,3,5,6-tetramethyl-2-oxocyclohex-3-enyl]propionic acid
cyclo[2-aminoisobutyryl-(S)-phenylalanyl-(R)-prolyl-(2S,8R,9R)-2-amino-8,9-dihydroxydecanoyl]
ethyl 4-hydroxy-5-(4-methoxyphenyl)pentanoate
2-(1-hydroxyethyl)-3-(2-hydroxypropyl)-1,4-dimethoxybenzene
methyl 4-methylene-6-(phenylthio)hexanoate
