write (iout,'(/a)') 'Geometry of the virtual chain.'
write (iout,'(7a)') ' Res ',' d',' Theta',
& ' Phi',' Dsc',' Alpha',' Omega'
write (iout,'(/a)') 'Geometry of the virtual chain.'
write (iout,'(7a)') ' Res ',' d',' Theta',
& ' Phi',' Dsc',' Alpha',' Omega'