下列关于共同动脉干的描述，错误的是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31771' and id < 2540096 and id<>'2540096' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31771' and id > 2540096 and id<>'2540096' order by id asc limit 5