title: Mass spectra of biologically active indole, 1-methylindole, and benzo(b)thiopene derivatives.
mesh_terms: D007211:Indoles / Q000032:analysis*; D013058:Mass Spectrometry; D008550:Melatonin / Q000032:analysis; D008722:Methods; D013876:Thiophenes / Q000032:analysis*; D014363:Tryptamines / Q000032:analysis
chemical_list: D007211:Indoles; D013876:Thiophenes; D014363:Tryptamines; D008550:Melatonin