C221212331313232233132333132311331323331333132313331311331323112131   >>    C22121233131323223313233313231133132333133313231333131133132311213   <<    C221212331313232233132333132311331323331333132313331311331323112133   >>      C221212331313232233132333132311331323331333132313331311331323112132   >>