C132233133112121111331333133313331333132313231332133313232211211311331   >>    C13223313311212111133133313331333133313231323133213331323221121131133   <<    C132233133112121111331333133313331333132313231332133313232211211311333   >>      C132233133112121111331333133313331333132313231332133313232211211311332   >>