C123132112322333121111113121111331333133313331131133323223313113311   >>    C12313211232233312111111312111133133313331333113113332322331311331   <<    C123132112322333121111113121111331333133313331131133323223313113313   >>      C123132112322333121111113121111331333133313331131133323223313113312   >>