C3213322333133313113313221211113313331333133313112212132133131211   >>    C321332233313331311331322121111331333133313331311221213213313121   <<    C3213322333133313113313221211113313331333133313112212132133131213   >>      C3213322333133313113313221211113313331333133313112212132133131212   >>