C13223313311212111133133313331333133313232233131133132313231333111   >>    C1322331331121211113313331333133313331323223313113313231323133311   <<    C13223313311212111133133313331333133313232233131133132313231333113   >>      C13223313311212111133133313331333133313232233131133132313231333112   >>