C13223313311212111133133313331333132313331333133313331333133313121111121311311   >>    C1322331331121211113313331333133313231333133313331333133313331312111112131131   <<    C13223313311212111133133313331333132313331333133313331333133313121111121311313   >>      C13223313311212111133133313331333132313331333133313331333133313121111121311312   >>