C132233133112121111331333133313331333132313231332133313232223111   >>    C13223313311212111133133313331333133313231323133213331323222311   <<    C132233133112121111331333133313331333132313231332133313232223113   >>      C132233133112121111331333133313331333132313231332133313232223112   >>