C21231322221311331311211312111133132313223313331322331311331333132231133221   >>    C2123132222131133131121131211113313231322331333132233131133133313223113322   <<    C21231322221311331311211312111133132313223313331322331311331333132231133223   >>      C21231322221311331311211312111133132313223313331322331311331333132231133222   >>