Sofpironium bromide belongs to a class of drugs called anticholinergics, which exert their effect by blocking the action of acetylcholine.

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.

Citral is a clear yellow colored liquid with a lemon-like odor. Less dense than water and insoluble in water. Toxic by ingestion. Used to make other chemicals.