Process for producing glycosylated indolopyrrolocarbazole derivatives by culturing certain microorganisms

摘要

A compound of formula (VIII) <IMAGE> (VIII) is added to a culture media containing Microtetraspora sp. A34549 or Saccharothrix aerocolonigenes ATCC 39243. The compound is glycosylated to form an indolopyrrolocarbazole of formula (VII) <IMAGE> (VII)