It is produced by the strain of Coniochaeta ellipsoidea DSM 13856. It has activity against gram-positive bacteria, including clinical separation of multidrug resistant staphylococcus aureus and resistant to erythromycin streptococcus pneumoniae (MIC is 0.3-0.6 μg/mL), S. pyogenes, dung enterococcus and excrement enterococcus (MIC is 1.2-2.5 μg/mL). It has certain effect on yeast such as Candida albicans (MIC is 3.1 μg/mL). It has weak activity against gram-negative bacteria and other fungi.