C3213322333133313113313221211113313331333132313231333131212132333232111   >>    C321332233313331311331322121111331333133313231323133313121213233323211   <<    C3213322333133313113313221211113313331333132313231333131212132333232113   >>      C3213322333133313113313221211113313331333132313231333131212132333232112   >>