C123132112322333121111113121111331333133313331123313113112132211131   >>    C12313211232233312111111312111133133313331333112331311311213221113   <<    C123132112322333121111113121111331333133313331123313113112132211133   >>      C123132112322333121111113121111331333133313331123313113112132211132   >>