下列分子渗透通过脂双层的能力最强的是（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25861' and id < 2171277 and id<>'2171277' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25861' and id > 2171277 and id<>'2171277' order by id asc limit 5