... 1 Present address: Division of Medicinal Chemistry, Collegeof Pharmacy, University of Texas, Austin, TX 78712. ... 1981, 42, 501. 0002-7863/93/1515-12296$04.00/0 0 1993 American Chemical Society Page 2. Biosynthesis of Reductiomycin ... J. Am. Chem. SOC., Vol. 115, No. ...