| → | → → | → | → | | | | | | | | | | → | → | → → | | | | | | | | | | | → | → | → → | | | | | | | | | | | | | | | | | | | | | → → | → | → → | | | | | | | | | | | | → | → | → | → | | | | | | | | | |