Galantamine ER by Sanis

https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:42944
http://www.genome.jp/dbget-bin/www_bget?cpd:C08526
http://www.hmdb.ca/metabolites/HMDB0014812
http://www.genome.jp/dbget-bin/www_bget?drug:D04292
http://www.genome.jp/dbget-bin/www_bget?cpd:C08526
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=9651
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=46505659
https://www.chemspider.com/Chemical-Structure.9272.html
http://www.bindingdb.org/bind/chemsearch/marvin/MolStructure.jsp?monomerid=10404
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=4637
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=42944
https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL659
https://zinc.docking.org/substances/ZINC000000491073
http://bidd.nus.edu.sg/group/cjttd/ZFTTDDRUG.asp?ID=DAP000559
http://www.pharmgkb.org/drug/PA449726
https://www.ebi.ac.uk/pdbe-srv/pdbechem/chemicalCompound/show/GNT
http://www.rxlist.com/cgi/generic/reminyl.htm
https://www.drugs.com/cdi/galantamine.html
https://en.wikipedia.org/wiki/Galantamine