C123132112322333121111113121111331333133313221222231121123313222311   >>    C12313211232233312111111312111133133313331322122223112112331322231   <<    C123132112322333121111113121111331333133313221222231121123313222313   >>      C123132112322333121111113121111331333133313221222231121123313222312   >>