C13223313311212111133133313331323133313233313121111331333133313132313231322331   >>    C1322331331121211113313331333132313331323331312111133133313331313231323132233   <<    C13223313311212111133133313331323133313233313121111331333133313132313231322333   >>      C13223313311212111133133313331323133313233313121111331333133313132313231322332   >>