Sigh bridge connecting this has Karrer Palace and the old prison small bridge, called the Bridge of Sighs. said an inmate over this bridge will never be a day Yue.
叹息桥 这座连接都卡雷宫和旧监狱的小天桥，被称为叹息桥，据说犯人一过此桥便永无天曰了。
Karrer and Enslin reported that the structure of alstyrine S_(19H_(22)N_2, a selenium- dehydrogenation-degradation product obtained by Sharp from the alkaloid alstonine, is identical with that of corynanthyrine, α-[2-(4, 5 diethylpyridyl)]-β-ethylindole, despite the fact that the melting points of these two substances have a 5°difference.