A method 1, wherein {HEAD ~ the optically active azole methyl ketone derivative} represented by {TAIL ~ general formula} is allowed to anti selectively with the phenyl metallic reagent represented by general formula  
represented by
A method 1 , wherein { HEAD ~ the optically active azole methyl ketone derivative } represented by { TAIL ~ general formula } is allowed to anti selectively with the phenyl metallic reagent represented by general formula
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH