C13223313311212111133133313331323133313331323113313331311212112331   >>    C1322331331121211113313331333132313331333132311331333131121211233   <<    C13223313311212111133133313331323133313331323113313331311212112333   >>      C13223313311212111133133313331323133313331323113313331311212112332   >>