C13223313311212111133133313331323133313331323113313132312312111   >>    C1322331331121211113313331333132313331333132311331313231231211   <<    C13223313311212111133133313331323133313331323113313132312312113   >>      C13223313311212111133133313331323133313331323113313132312312112   >>