title: HEPTAFULVENES. IV. MASS SPECTRA OF 8,8-DICYANOHEPTAFULVENE DERIVATIVES.
mesh_terms: D002626:Chemistry, Pharmaceutical; D003486:Cyanides; D013058:Mass Spectrometry; D012106:Research; D013057:Spectrum Analysis
chemical_list: D003486:Cyanides
keywords: CHEMISTRY, PHARMACEUTICAL; CYANIDES; EXPERIMENTAL LAB STUDY; SPECTRUM ANALYSIS