combining derivatization , deuterium labeling on strategic locations , gas chromatography/mass spectrometry , and chemical synthesis in some cases , 3- ( 2-chloroethyl ) -1,3-oxazolidin-2-one was identified as a major metabolite for nnm , pm and cp and 3- ( 2-chloroethyl ) -4-hydroxy-1,3-oxazolidin-2-one was identified as a major metabolite for nnm and pm , but a minor metabolite for cp .
C0031692
pm
C0010583
cp