C3213322333133313113313221211113313331333132313231333131212132333213313123221   >>    C321332233313331311331322121111331333133313231323133313121213233321331312322   <<    C3213322333133313113313221211113313331333132313231333131212132333213313123223   >>      C3213322333133313113313221211113313331333132313231333131212132333213313123222   >>