C13223313311212111133133313331333132313331333133313331333133313311232233331   >>    C1322331331121211113313331333133313231333133313331333133313331331123223333   <<    C13223313311212111133133313331333132313331333133313331333133313311232233333   >>      C13223313311212111133133313331333132313331333133313331333133313311232233332   >>