Raltitrexed

https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:5847
http://www.hmdb.ca/metabolites/HMDB0014438
http://www.genome.jp/dbget-bin/www_bget?drug:D01064
http://www.genome.jp/dbget-bin/www_bget?cpd:C11372
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=104758
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=46504880
https://www.chemspider.com/Chemical-Structure.94568.html
http://www.bindingdb.org/bind/chemsearch/marvin/MolStructure.jsp?monomerid=18795
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=196239
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=5847
https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL225071
https://zinc.docking.org/substances/ZINC000003832372
http://bidd.nus.edu.sg/group/cjttd/ZFTTDDRUG.asp?ID=DAP000759
http://www.pharmgkb.org/drug/PA131625240
https://www.ebi.ac.uk/pdbe-srv/pdbechem/chemicalCompound/show/D16
https://en.wikipedia.org/wiki/Raltitrexed