title: Letter: 7-0-methylspinochrome B and its 6-(3-hydroxy-N-butyl)-derivative, catechol-O-methyl transferase inhibitors, produced by Fungi imperfecti.
mesh_terms: D000818:Animals; D000959:Antihypertensive Agents / Q000096:biosynthesis; D065098:Catechol O-Methyltransferase Inhibitors; D002845:Chromatography; D008738:Methyl Ethers / Q000302:isolation & purification; D003904:Mitosporic Fungi / Q000378:metabolism*; D009285:Naphthoquinones / Q000302:isolation & purification*
chemical_list: D000959:Antihypertensive Agents; D065098:Catechol O-Methyltransferase Inhibitors; D008738:Methyl Ethers; D009285:Naphthoquinones