Penalgin

https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:44445
http://www.genome.jp/dbget-bin/www_bget?drug:D01049
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=4495
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=46507721
https://www.chemspider.com/Chemical-Structure.4339.html
http://www.bindingdb.org/bind/chemsearch/marvin/MolStructure.jsp?monomerid=50056999
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=53694
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=44445
https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL56367
https://zinc.docking.org/substances/ZINC000004617749
http://bidd.nus.edu.sg/group/cjttd/ZFTTDDRUG.asp?ID=DPR000079
http://www.pharmgkb.org/drug/PA137179528
https://www.ebi.ac.uk/pdbe-srv/pdbechem/chemicalCompound/show/NIM
https://www.drugs.com/international/nimesulide.html
https://en.wikipedia.org/wiki/Nimesulide