title: Letter: Chemistry of bleomycin. XIV. Biogenetic-like synthesis of (2S, 3S, 4R)-4-amino-3-hydroxy-2-methyl-n-valeric acid, an amine component of bleomycin.
mesh_terms: D000588:Amines / Q000032:analysis / Q000138:chemical synthesis*; D001761:Bleomycin / Q000032:analysis / Q000138:chemical synthesis*; D055598:Chemical Phenomena; D002621:Chemistry; D007536:Isomerism; D014631:Valerates / Q000032:analysis / Q000138:chemical synthesis*
chemical_list: D000588:Amines; D014631:Valerates; D001761:Bleomycin