下列关于药物纯度的叙述正确的是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30288' and id < 2449069 and id<>'2449069' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30288' and id > 2449069 and id<>'2449069' order by id asc limit 5