I233231323331311331313232233132211233132333132233132333132313223331   >>    I23323132333131133131323223313221123313233313223313233313231322333   <<    I233231323331311331313232233132211233132333132233132333132313223333   >>      I233231323331311331313232233132211233132333132233132333132313223332   >>