5-(4-methylphenyl)-3-phenyl-1,2,4-oxadiazole

3-(4-methylphenyl)-5-phenyl-1,2,4-oxadiazole

3-(4-methylphenyl)-5-phenyl-1,2-oxazole

3-(4-methylphenyl)-5-(phenylselanylmethyl)-1,2-oxazole

3,5-二苯基-1,2,4-恶二唑