5-iodo-3,4-dimethyl-1,2-oxazole

5-(2-tert-butylphenyl)-3,4-dimethyl-1,2-oxazole

5-(3-tert-butylphenyl)-3,4-dimethyl-1,2-oxazole

5-(4-tert-butylphenyl)-3,4-dimethyl-1,2-oxazole

3,4-dimethyl-5-(2,4,6-trimethylphenyl)-1,2-oxazole