3-<2-<4-(4-fluorophenyl)-1-piperazinyl>ethyl>oxazolo<4,5-b>pyridin-2(3H)-one
3-<2-<4-(4-phenoxyphenyl)-1-piperazinyl>ethyl>oxazolo<4,5-b>pyridin-2(3H)-one
3-<2-<4-(2-methoxyphenyl)-1-piperazinyl>ethyl>oxazolo<4,5-b>pyridin-2(3H)-one
S 12813
3-<2-(4-methyl-1-piperazinyl)ethyl>oxazolo<4,5-b>pyridin-2(3H)-one