C13223313311212111133133313331333133313233121333133313113311212111   >>    C1322331331121211113313331333133313331323312133313331311331121211   <<    C13223313311212111133133313331333133313233121333133313113311212113   >>      C13223313311212111133133313331333133313233121333133313113311212112   >>