C13223313311212111133133313331333132333133112111133132313211111   >>    C1322331331121211113313331333133313233313311211113313231321111   <<    C13223313311212111133133313331333132333133112111133132313211113   >>      C13223313311212111133133313331333132333133112111133132313211112   >>