Myxitin

http://www.hmdb.ca/metabolites/HMDB0015243
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=70789202
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=46508586
https://www.chemspider.com/Chemical-Structure.26329515.html
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=2708
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=59662
http://bidd.nus.edu.sg/group/cjttd/ZFTTDDRUG.asp?ID=DAP001329
http://www.pharmgkb.org/drug/PA164749509
http://www.rxlist.com/cgi/generic2/colistimethate.htm
https://www.drugs.com/cdi/colistimethate.html
https://en.wikipedia.org/wiki/Colistin