title: [Stereochemistry of some optically active coumarin derivatives. I].
mesh_terms: D055598:Chemical Phenomena; D002627:Chemistry, Physical; D003374:Coumarins / Q000032:analysis*; D008968:Molecular Conformation; D009905:Optical Rotatory Dispersion; D013237:Stereoisomerism
chemical_list: D003374:Coumarins
vernacular_title: Sterokhimiia deiakykh optychno aktyvnykh pokhidnykh kumarynu. Povidomlennia I