C3213322333133313113313221211113313331333132313332331211221223111   >>    C321332233313331311331322121111331333133313231333233121122122311   <<    C3213322333133313113313221211113313331333132313332331211221223113   >>      C3213322333133313113313221211113313331333132313332331211221223112   >>