Erlotinib

https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:114785
http://www.hmdb.ca/metabolites/HMDB0014671
http://www.genome.jp/dbget-bin/www_bget?drug:D07907
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=176870
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=46508021
https://www.chemspider.com/Chemical-Structure.154044.html
http://www.bindingdb.org/bind/chemsearch/marvin/MolStructure.jsp?monomerid=5446
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=337525
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=114785
https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL553
https://zinc.docking.org/substances/ZINC000001546066
http://bidd.nus.edu.sg/group/cjttd/ZFTTDDRUG.asp?ID=DAP001010
http://www.pharmgkb.org/drug/PA134687924
https://www.ebi.ac.uk/pdbe-srv/pdbechem/chemicalCompound/show/AQ4
http://www.rxlist.com/cgi/generic4/tarceva.htm
https://www.drugs.com/cdi/erlotinib.html
https://en.wikipedia.org/wiki/Erlotinib