{HEAD ~ Method} for {TAIL ~ the racemization} of enantiomers of .alpha. lipoic acid 
for
{ HEAD ~ Method } for { TAIL ~ the racemization } of enantiomers of .alpha . lipoic acid
HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH