C3213322333133313113313221211113313331333133313112212132321313211   >>    C321332233313331311331322121111331333133313331311221213232131321   <<    C3213322333133313113313221211113313331333133313112212132321313213   >>      C3213322333133313113313221211113313331333133313112212132321313212   >>