1391-36-2 65454-15-1 Ancovenin, 2-L-lysine-6-(3-aminoalanine)-10-L-phenylalanine-12-L-phenylalanine-13-L-valine-15-(erythro-3-hydroxy-L-aspartic acid)-, cyclic 6-19)-imine Antibiotic PA 48009 Duramycin Duramycin (8CI) Leucopeptin