C123132112322333121111113121111331333133313233213123132231131121   >>    C12313211232233312111111312111133133313331323321312313223113112   <<    C123132112322333121111113121111331333133313233213123132231131123   >>      C123132112322333121111113121111331333133313233213123132231131122   >>