C13223313311212111133133313331333133313232233133313331323321131211221123231211   >>    C1322331331121211113313331333133313331323223313331333132332113121122112323121   <<    C13223313311212111133133313331333133313232233133313331323321131211221123231213   >>      C13223313311212111133133313331333133313232233133313331323321131211221123231212   >>