I233231323331311331313232233132211233132333132233132333132313223311   >>    I23323132333131133131323223313221123313233313223313233313231322331   <<    I233231323331311331313232233132211233132333132233132333132313223313   >>      I233231323331311331313232233132211233132333132233132333132313223312   >>