Remifentanyl

https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:8802
http://www.hmdb.ca/metabolites/HMDB0015036
http://www.genome.jp/dbget-bin/www_bget?drug:D08473
http://www.genome.jp/dbget-bin/www_bget?cpd:C08021
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=60815
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=46504538
https://www.chemspider.com/Chemical-Structure.54803.html
http://www.bindingdb.org/bind/chemsearch/marvin/MolStructure.jsp?monomerid=50012491
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=73032
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=8802
https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL1005
https://zinc.docking.org/substances/ZINC000000538283
http://bidd.nus.edu.sg/group/cjttd/ZFTTDDRUG.asp?ID=DAP000264
http://www.pharmgkb.org/drug/PA451232
http://www.rxlist.com/cgi/generic2/ultiva.htm
https://www.drugs.com/cdi/remifentanil.html
https://en.wikipedia.org/wiki/Remifentanil