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NBS (N-bromo-succinimide)
Meisenheimer Intermediate
Benzyne
Phenol
Phenolate
Formaldehyde
Acetone
Acetaldehyde
Alkoxide
Proton
Hydrogen
Hydride
LAH (Lithium Aluminum Hydride)
Cyanohyrdrin
Hemiacetal
Acetal
Acetic Acid (AcOH)
TsOH
Imine
Enamine