C13223313311212111133133313331333133313232233133313331333211331121133231   >>    C1322331331121211113313331333133313331323223313331333133321133112113323   <<    C13223313311212111133133313331333133313232233133313331333211331121133233   >>      C13223313311212111133133313331333133313232233133313331333211331121133232   >>