C132233133112121111331333133313331333132322331311331323132313311221   >>    C13223313311212111133133313331333133313232233131133132313231331122   <<    C132233133112121111331333133313331333132322331311331323132313311223   >>      C132233133112121111331333133313331333132322331311331323132313311222   >>