CH3CH2OCH2CH3\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{OCH}_{2} \mathrm{CH}_{3}CH3CH2OCH2CH3
C4H10\mathrm{C}_{4} \mathrm{H}_{10}C4H10
CH3CHO\mathrm{CH}_{3} \mathrm{CHO}CH3CHO
C2H5OH\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{OH}C2H5OH