p. 77 - 80
(2007/10/02)p. 289 - 292
(2007/10/02)4-(4-Diethylamino-phenylazo)-N-(2-hydroxy-pyridin-3-yl)-benzamide
Diethyl-[4-(4-oxazolo[5,4-b]pyridin-2-yl-phenylazo)-phenyl]-amine
2-(4-aminophenyl)pyrido<3,2-d>oxazole
2-(p-aminophenyl)thiazolo<5,4-b>pyridine
2-(4-nitro-phenyl)-oxazolo[5,4-b]pyridine