title: Stability of some phenothiazine free radicals.
mesh_terms: D000478:Alkylation; D055598:Chemical Phenomena; D002621:Chemistry; D004355:Drug Stability; D004563:Electrochemistry; D005609:Free Radicals; D007700:Kinetics; D010640:Phenothiazines; D013057:Spectrum Analysis; D013329:Structure-Activity Relationship; D014466:Ultraviolet Rays
chemical_list: D005609:Free Radicals; D010640:Phenothiazines