C123132112322333121111113121111331333133313231333222331213133322131   >>    C12313211232233312111111312111133133313331323133322233121313332213   <<    C123132112322333121111113121111331333133313231333222331213133322133   >>      C123132112322333121111113121111331333133313231333222331213133322132   >>