【题文】下列有关物质结构的表述正确的是（   ）

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='20465' and id < 1795399 and id<>'1795399' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='20465' and id > 1795399 and id<>'1795399' order by id asc limit 5