C123132112322333121111113121111331333133313221222231133131322311   >>    C12313211232233312111111312111133133313331322122223113313132231   <<    C123132112322333121111113121111331333133313221222231133131322313   >>      C123132112322333121111113121111331333133313221222231133131322312   >>