C2122121212121133131323331313113313233313231322331323113313232233131131   >>    C212212121212113313132333131311331323331323132233132311331323223313113   <<    C2122121212121133131323331313113313233313231322331323113313232233131133   >>      C2122121212121133131323331313113313233313231322331323113313232233131132   >>