Migatex

https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:7478
http://www.hmdb.ca/metabolites/HMDB0015087
http://www.genome.jp/dbget-bin/www_bget?drug:D08255
http://www.genome.jp/dbget-bin/www_bget?cpd:C07792
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=4440
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=46507243
https://www.chemspider.com/Chemical-Structure.4287.html
http://www.bindingdb.org/bind/chemsearch/marvin/MolStructure.jsp?monomerid=50073682
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=141366
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=7478
https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL1278
https://zinc.docking.org/substances/ZINC000000004076
http://bidd.nus.edu.sg/group/cjttd/ZFTTDDRUG.asp?ID=DAP000890
http://www.pharmgkb.org/drug/PA450597
http://www.guidetopharmacology.org/GRAC/LigandDisplayForward?ligandId=45
http://www.rxlist.com/cgi/generic2/naratript.htm
https://www.drugs.com/cdi/naratriptan.html
http://www.pdrhealth.com/drug_info/rxdrugprofiles/drugs/ame1018.shtml
https://en.wikipedia.org/wiki/Naratriptan