C13223313311212111133133313331333133313232233133313311211111133132331   >>    C1322331331121211113313331333133313331323223313331331121111113313233   <<    C13223313311212111133133313331333133313232233133313311211111133132333   >>      C13223313311212111133133313331333133313232233133313311211111133132332   >>