C13223313311212111133133313331323133313331323131133133313231222131   >>    C1322331331121211113313331333132313331333132313113313331323122213   <<    C13223313311212111133133313331323133313331323131133133313231222133   >>      C13223313311212111133133313331323133313331323131133133313231222132   >>