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