Euroconex

http://classyfire.wishartlab.com/tax_nodes/C0000001
http://classyfire.wishartlab.com/tax_nodes/C0000423
http://classyfire.wishartlab.com/tax_nodes/C0000437
http://classyfire.wishartlab.com/tax_nodes/C0000437
http://classyfire.wishartlab.com/tax_nodes/C0004103
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:31206
http://www.genome.jp/dbget-bin/www_bget?drug:D01139
http://www.genome.jp/dbget-bin/www_bget?cpd:C12538
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=25517
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=347827792
https://www.chemspider.com/Chemical-Structure.23807.html
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=712
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=31206
https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL1200939
http://www.pharmgkb.org/drug/PA448392
https://en.wikipedia.org/wiki/Ammonium_chloride