资产支持证券是以（）为基础发行证券。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30037' and id < 2432701 and id<>'2432701' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30037' and id > 2432701 and id<>'2432701' order by id asc limit 5