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