methyl 2-(3-(4-nitrophenyl)-1,2,4-oxadiazole-5-carboxamido)-3-methylbutanoate

methyl 2-(3-(4-aminophenyl)-1,2,4-oxadiazole-5-carboxamido)-3 methylbutanoate

(4-[1,2,4]oxadiazol-3-yl-phenyl)-carbamic acid 2,2,2-trichloro-ethyl ester

[1-(4-Chloro-3-nitro-phenyl)-meth-(E)-ylidene]-(4-[1,2,4]oxadiazol-3-yl-phenyl)-amine

N,N-dimethyl-N'-[3-(4-nitro-phenyl)-[1,2,4]oxadiazol-5-ylmethylene]-benzene-1,4-diamine N'-oxide