C3213322333133313113313221211113313331333133313112212132311322212121   >>    C321332233313331311331322121111331333133313331311221213231132221212   <<    C3213322333133313113313221211113313331333133313112212132311322212123   >>      C3213322333133313113313221211113313331333133313112212132311322212122   >>