1)T * MORI, 2)T * DEUSHI, 3)A * IWASAKI, 4)T * KUNIEDA, 5)T * MIZOGUCHI, 6)K * KAMIYA, 7)M * NAKAYAMA, 8)H * ITO, 9)T * ODA # 1-7,9)TOKYO, 8)KAWAGOE-SHI

摘要

Novel antibiotics of the following structure wherein R represents a moiety selected from the group consisting of hydrogen, -COCH2NH2, -COCH2NHCONH2 and -COCH2NHCHO: process for preparation thereof; and biologically pure culture for use therein.