Ligon

https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:6472
http://www.genome.jp/dbget-bin/www_bget?drug:D00223
http://www.genome.jp/dbget-bin/www_bget?cpd:C06812
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=3000540
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=46506668
https://www.chemspider.com/Chemical-Structure.2272112.html
http://www.bindingdb.org/bind/chemsearch/marvin/MolStructure.jsp?monomerid=50335522
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=6398
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=6472
https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL1447
https://zinc.docking.org/substances/ZINC000003982483
http://bidd.nus.edu.sg/group/cjttd/ZFTTDDRUG.asp?ID=DAP000839
http://www.pharmgkb.org/drug/PA164749212
https://www.ebi.ac.uk/pdbe-srv/pdbechem/chemicalCompound/show/3QB
http://www.rxlist.com/cgi/generic/lincocin.htm
https://www.drugs.com/cdi/lincomycin.html
https://en.wikipedia.org/wiki/Lincomycin