Sulfamethazine

https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:102265
http://www.hmdb.ca/metabolites/HMDB0015522
http://www.genome.jp/dbget-bin/www_bget?cpd:C19530
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=5327
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=46507146
https://www.chemspider.com/Chemical-Structure.5136.html
http://www.bindingdb.org/bind/chemsearch/marvin/MolStructure.jsp?monomerid=50238670
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=10178
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=102265
https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL446
https://zinc.docking.org/substances/ZINC000000057494
http://bidd.nus.edu.sg/group/cjttd/ZFTTDDRUG.asp?ID=DAP001241
http://www.pharmgkb.org/drug/PA451542
https://en.wikipedia.org/wiki/Sulfadimidine