Bacillusin
 A, an Antibacterial Macrodiolide from Bacillus amyloliquefaciens AP183.

Ravu et all extracted a new macrocyclic polyene antibiotic, bacillusin A from Bacillus amyloliquefaciens strain (AP183) and found that it shows potent antibacterial activity against methicillin-resistant Staphylococcus aureus (MRSA) and vancomycin-resistant Enterococcus faecium (VRE).

Read more here: http://pubs.acs.org/doi/abs/10.1021/np500911k