def arcgiscache_path(tile_coord):
    """
   >>> arcgiscache_path((1234567, 87654321, 9))
   'L09/R05397fb1/C0012d687'
   """
    return 'L%02d/R%08x/C%08x' % (tile_coord[2], tile_coord[1], tile_coord[0])
