{HEAD ~ The method} of improving the purity of crude anethole from the residue or high boiling fractions from {TAIL ~ the distillation} of crude wood, gum or sulfate turpentine comprising: 
{ HEAD ~ The method } of improving the purity of crude anethole from the residue or high boiling fractions from { TAIL ~ the distillation } of crude wood , gum or sulfate turpentine comprising :
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