C13223313311212111133133313331333132333132312111133132313331313223333111   >>    C1322331331121211113313331333133313233313231211113313231333131322333311   <<    C13223313311212111133133313331333132333132312111133132313331313223333113   >>      C13223313311212111133133313331333132333132312111133132313331313223333112   >>