主动脉弓由右向左第二大分支为（ ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30910' and id < 2487388 and id<>'2487388' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30910' and id > 2487388 and id<>'2487388' order by id asc limit 5