1-(4-chlorophenyl)-2-diazoethanone
i-propyl nitrite
p-chlorophenacyl chloride
4-chlorobenzoylmethyl bromide
2-(4-chloro-phenyl)-2-hydroxyimino-acetohydroximoyl chloride
(4-chlorophenyl)(5-phenylisoxazol-3-yl)methanone
isopropyl [3-(4-chlorobenzoyl)-1,2,4-oxadiazol-5-yl]acetate
[3-(4-chlorobenzoyl)-1,2,4-oxadiazol-5-yl]acetamide
[3-(4-chlorobenzoyl)-1,2,4-oxadiazol-5-yl]acetic acid