Substance IT-62-B and medicinal composition containing the same

摘要

PCT No. PCT/JP95/01384 Sec. 371 Date Feb. 23, 1996 Sec. 102(e) Date Feb. 23, 1996 PCT Filed Jul. 12, 1995 PCT Pub. No. WO96/02659 PCT Pub. Date Feb. 1, 1996A substance IT-62-B represented by the following formula (1): <IMAGE> (1) a production process thereof, a medicinal composition comprising the compound as an active component, and methods of treating an infectious disease caused by bacteria and a tumor, in which such a substance is administered. The compound according to the invention has good antibacterial activities against gram-positive bacteria and some of gram-negative bacteria, and also possesses excellent antitumor activities against tumors such as human nasopharyngeal carcinoma, and is hence useful as a medicine.