CH3(CH2)2CH=CHCO2H\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{2} \mathrm{CH}=\mathrm{CH} \mathrm{CO}_{2} \mathrm{H}CH3(CH2)2CH=CHCO2H
CH3(CH2)4CH2COCH2CH3\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{4} \mathrm{CH}_{2} \mathrm{COCH}_{2} \mathrm{CH}_{3}CH3(CH2)4CH2COCH2CH3
CH3(CH2)4CO2CH2CH3\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{4} \mathrm{CO}_{2} \mathrm{CH}_{2} \mathrm{CH}_{3}CH3(CH2)4CO2CH2CH3
CH3CH2CO2(CH2)4CH3\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CO}_{2}\left(\mathrm{CH}_{2}\right)_{4} \mathrm{CH}_{3}CH3CH2CO2(CH2)4CH3