Nibix,

https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:45783
http://www.hmdb.ca/metabolites/HMDB0014757
http://www.genome.jp/dbget-bin/www_bget?drug:D01441
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=5291
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=46505055
https://www.chemspider.com/Chemical-Structure.5101.html
http://www.bindingdb.org/bind/chemsearch/marvin/MolStructure.jsp?monomerid=13530
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=282388
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=45783
https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL941
https://zinc.docking.org/substances/ZINC000019632618
http://bidd.nus.edu.sg/group/cjttd/ZFTTDDRUG.asp?ID=DNC001383
http://www.pharmgkb.org/drug/PA10804
https://www.ebi.ac.uk/pdbe-srv/pdbechem/chemicalCompound/show/STI
http://www.rxlist.com/cgi/generic3/gleevec.htm
https://www.drugs.com/cdi/imatinib.html
https://en.wikipedia.org/wiki/Imatinib