C3213322333133313113313221211113313331333133313112212132132123331   >>    C321332233313331311331322121111331333133313331311221213213212333   <<    C3213322333133313113313221211113313331333133313112212132132123333   >>      C3213322333133313113313221211113313331333133313112212132132123332   >>