p. 2756 - 2758
(2006)2-Ethyl-2,4-dimethoxycarbonyl-cyclohexanon
dimethyl 4-aminocyclohex-3-ene-1,3-dicarboxylate
1,5-dimethyl 2-(3-benzyloxyamino-3-oxopropyl)-4-oxoglutarate
dimethyl 2-oxo-4-(3-oxo-3-(2-phenylhydrazinyl)propyl)glutarate
1-benzyl 2,4-dimethyl 2-hydroxypiperidine-1,2,4-tricarboxylate