下列属于合成镇痛药的是（  ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24970' and id < 2127354 and id<>'2127354' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24970' and id > 2127354 and id<>'2127354' order by id asc limit 5