title: 2-Carbethoxyindole derivatives. II. Synthesis of 8-benzyloxy-3H-pirydazino(4,5-b)indole-4-one.
mesh_terms: D000818:Animals; D006168:Guinea Pigs; D006634:Histamine H1 Antagonists / Q000138:chemical synthesis*; D007211:Indoles / Q000138:chemical synthesis*; D007259:Infrared Rays; D007659:Ketones / Q000138:chemical synthesis; D009682:Magnetic Resonance Spectroscopy; D008722:Methods; D011724:Pyridazines / Q000138:chemical synthesis*; D013057:Spectrum Analysis
chemical_list: D006634:Histamine H1 Antagonists; D007211:Indoles; D007659:Ketones; D011724:Pyridazines