(WS7622A) OBTAINED FROM THE CULTURE OF A STREPTOMYCES RESBTOMYCIFICUS N 0. 7622 AND OF PHARMACEUTICAL COMPOSITIONS CONTAINING THEM

摘要

Mono- or di-sulfate of the compound WS7622A, which is obtainable by culturing Streptomyces resistomycificus No. 7622 (FERM BP-2306), processes for preparation such sulfates and pharmaceutical compositions comprising them or their pharmaceutically acceptable salts as an active ingredient. IMAGE