关于处方制度，下列叙述错误的是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30299' and id < 2449931 and id<>'2449931' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30299' and id > 2449931 and id<>'2449931' order by id asc limit 5