C13223313311212111133133313331333133313233212121111331323131122223221   >>    C1322331331121211113313331333133313331323321212111133132313112222322   <<    C13223313311212111133133313331333133313233212121111331323131122223223   >>      C13223313311212111133133313331333133313233212121111331323131122223222   >>