p. 715 - 721
(2007/10/02)formic acid
6-(3-amino-4-morpholinophenyl)-5-methyl-4,5-dihydro-2H-pyridazine-3-one
3-(4-morpholino-3-nitrobenzoyl)butyric acid
5-methyl-6-(4-morpholino-3-nitrophenyl)-4,5-dihydro-2H-pyridazine-3-one
4-(4-morpholino-3-nitrophenyl)-4-cyano-4-morpholino-3-methyl-butyronitrile