C123132112322333121111113121111331333133313331322322331223112132113331   >>    C12313211232233312111111312111133133313331333132232233122311213211333   <<    C123132112322333121111113121111331333133313331322322331223112132113333   >>      C123132112322333121111113121111331333133313331322322331223112132113332   >>