C132233133112121111331333133313331333132313231332133313232222222311   >>    C13223313311212111133133313331333133313231323133213331323222222231   <<    C132233133112121111331333133313331333132313231332133313232222222313   >>      C132233133112121111331333133313331333132313231332133313232222222312   >>