p. 1061 - 1068
(2007/10/02)benzaldehyde
6-methyl-4-oxo-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidine-3-carboxylic acid ethyl ester
benzaldehyde benzylidenehydrazone
6-Methyl-4-oxo-9-[1-phenyl-meth-(E)-ylidene]-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidine-3-carboxylic acid [2-(3,4-dimethoxy-phenyl)-ethyl]-amide
6-Methyl-4-oxo-9-[1-phenyl-meth-(E)-ylidene]-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidine-3-carboxylic acid (3-chloro-2,4-dimethoxy-phenyl)-amide
6-Methyl-4-oxo-9-[1-phenyl-meth-(E)-ylidene]-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidine-3-carboxylic acid (3,5-dichloro-4-hydroxy-phenyl)-amide
6-Methyl-4-oxo-9-[1-phenyl-meth-(E)-ylidene]-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidine-3-carboxylic acid phenethyl-amide