C13223313311212111133133313331333132313331333133313331333133313133123331   >>    C1322331331121211113313331333133313231333133313331333133313331313312333   <<    C13223313311212111133133313331333132313331333133313331333133313133123333   >>      C13223313311212111133133313331333132313331333133313331333133313133123332   >>