C13223313311212111133133313331333132313331333133313113313223231   >>    C1322331331121211113313331333133313231333133313331311331322323   <<    C13223313311212111133133313331333132313331333133313113313223233   >>      C13223313311212111133133313331333132313331333133313113313223232   >>