O-Desmethyl Quinidine is a novel quinidine analog with significant antiarrhythmic activity and low acute toxicity that may be useful in the treatment of cardiac arrhythmias.

isomer-GAT 107 ((-)GAT 107) is an inactive isomer of (+)GAT 107.

辛可尼定是在金鸡纳中发现的一种生物碱。它用于有机化学中的不对称合成。它是辛可宁的立体异构体和假对映异构体。