下列化合物中哪个腺苷酸组分（    ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='27524' and id < 2270978 and id<>'2270978' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='27524' and id > 2270978 and id<>'2270978' order by id asc limit 5