{TAIL ~ Asymmetric synthesis} of hexahydrodibenzofurans by {HEAD ~ stereospecific inversion} of ortho substituted 2 phenylcyclohexanols 
{ TAIL ~ Asymmetric synthesis } of hexahydrodibenzofurans by { HEAD ~ stereospecific inversion } of ortho substituted 2 phenylcyclohexanols
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH