1-[(2E)-3,7-dimethylocta-2,6-dienyl]-1,3-di(propan-2-yl)urea

3-benzyl-N-isopropyl-1,2,4-oxadiazol-5-amine

N-isopropyl-3-(4-nitrophenyl)-1,2,4-oxadiazol-5-amine

N-isopropyl-3-p-tolyl-1,2,4-oxadiazol-5-amine