Procan

https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:8428
http://www.hmdb.ca/metabolites/HMDB0015169
http://www.genome.jp/dbget-bin/www_bget?cpd:C07401
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=4913
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=46507313
https://www.chemspider.com/Chemical-Structure.4744.html
http://www.bindingdb.org/bind/chemsearch/marvin/MolStructure.jsp?monomerid=39344
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=8700
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=8428
https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL640
https://zinc.docking.org/substances/ZINC000001530756
http://bidd.nus.edu.sg/group/cjttd/ZFTTDDRUG.asp?ID=DAP000516
http://www.pharmgkb.org/drug/PA451108
http://www.rxlist.com/cgi/generic3/procain.htm
https://www.drugs.com/cdi/procainamide.html
https://en.wikipedia.org/wiki/Procainamide