I233231323331311331313232233132211233132333132322223313231323232311   >>    I23323132333131133131323223313221123313233313232222331323132323231   <<    I233231323331311331313232233132211233132333132322223313231323232313   >>      I233231323331311331313232233132211233132333132322223313231323232312   >>