| abstract |
(57) [Summary] [Purpose] To provide a substance which is effective against coccidium that is not drug resistant and is particularly effective against coccidium that has acquired resistance to polyether compounds, and a method for producing the same. is there. [Structure] KO-8119A belonging to the genus Streptomyces Substance, KO-8119B substance, KO-8119C substance and / or KO-8119D substance-producing microorganism is cultivated in a medium, and KO-81 is cultured in the culture. 19A substance, KO-8119B substance, KO-8119C Substance and / or KO-8119D substance was accumulated and KO-8119A substance, KO-811 substance was obtained from the culture. 9B substance, KO-8119C substance and / or KO- Collect 8119D material. |