C3132121111331312113313331333133313331333132313331333133313113313232233131131   >>    C313212111133131211331333133313331333133313231333133313331311331323223313113   <<    C3132121111331312113313331333133313331333132313331333133313113313232233131133   >>      C3132121111331312113313331333133313331333132313331333133313113313232233131132   >>