(2007/10/18)
p. 2969 - 2973
(2007/10/02)p. 2974 - 2980
(2007/10/02)[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one
2-trimethylsilyl-1,2,4-triazolo<4,3-a>pyridin-3(2H)-one
1-chloroformyl-1,2,4-triazolo<4,3-a>pyridinium-3-olate
benzyl alcohol
benzyl chloroformate