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alkane
alkene
alkyne
primary amine
secondary amine
tertiary amine
quaternary amine
imine
thiol
alchohol
borane
ketone
aldehyde
nitrile
primary amide
secondary amide
tertiary amide
acid chloride
ester
anhydride
sulfonic acid
carboxylic acid
alkyl
aryl
fluoride (halide)
chloride (halide)
bromide (halide)
iodide (halide)
ether
sulfide
sulfoxide
sulfone
nitro
nitroso
azide