C6H5NH2\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{NH}_{2}C6H5NH2
C6H5CH2NH2\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CH}_{2} \mathrm{NH}_{2}C6H5CH2NH2
C6H6\mathrm{C}_{6} \mathrm{H}_{6}C6H6
C6H5NH−NH2\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{NH}-\mathrm{NH}_{2}C6H5NH−NH2
C6H5OH \mathrm{C}_{6} \mathrm{H}_{5} \mathrm{OH}C6H5OH