C221212331313232233132333132311331323331333132313331323331312312311   >>    C22121233131323223313233313231133132333133313231333132333131231231   <<    C221212331313232233132333132311331323331333132313331323331312312313   >>      C221212331313232233132333132311331323331333132313331323331312312312   >>