endif
cd write (2,*) 'eello6_graph4:','i',i,' j',j,' k',k,' l',l
cd write (2,*) 'iti',iti,' itj',itj,' itj1',itj1,' itk',itk,
endif
cd write (2,*) 'eello6_graph4:','i',i,' j',j,' k',k,' l',l
cd write (2,*) 'iti',iti,' itj',itj,' itj1',itj1,' itk',itk,