C13223313311212111133133313331323133313331323113313113313113313131322331   >>    C1322331331121211113313331333132313331333132311331311331311331313132233   <<    C13223313311212111133133313331323133313331323113313113313113313131322333   >>      C13223313311212111133133313331323133313331323113313113313113313131322332   >>