C13223313311212111133133313331333133313232233133313331322311331121223211   >>    C1322331331121211113313331333133313331323223313331333132231133112122321   <<    C13223313311212111133133313331333133313232233133313331322311331121223213   >>      C13223313311212111133133313331333133313232233133313331322311331121223212   >>