p. 3676 - 3687
(2009/12/26)5-chloro-6-phenyl-2-[[5-(3,4,5-trimethoxyphenyl)-1,3,4-thiadiazol-2-ylthio]methyl]pyridazin-3(2H)-one
5-chloro-2-[[5-(2-methoxyphenyl)-1,3,4-thiadiazol-2-ylthio]methyl]-6-phenylpyridazin-3(2H)-one
5-chloro-6-phenyl-2-[(5-phenyl-1,3,4-oxadiazol-2-ylthio)methyl]pyridazin-3(2H)-one
5-chloro-6-phenyl-2-[[5-phenyl-1,3,4-thiadiazol-2-ylthio]methyl]pyridazin-3(2H)-one
5-chloro-2-[[5-(2-chlorophenyl)-1,3,4-oxadiazol-2-ylthio]methyl]-6-phenylpyridazin-3(2H)-one