己焼雌酣反式异构体与雌二醇骨架不同，生 理活性相同可解释为（  ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24969' and id < 2127303 and id<>'2127303' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24969' and id > 2127303 and id<>'2127303' order by id asc limit 5