CH3CH2CHO\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CHO}CH3CH2CHO
CH3CH2CH2OH\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{OH}CH3CH2CH2OH
CH3CH(OH)CH3\mathrm{CH}_{3} \mathrm{CH}(\mathrm{OH}) \mathrm{CH}_{3}CH3CH(OH)CH3
(CH3)3COH\left(\mathrm{CH}_{3}\right)_{3} \mathrm{COH}(CH3)3COH