Hexinal

http://classyfire.wishartlab.com/tax_nodes/C0000000
http://classyfire.wishartlab.com/tax_nodes/C0004707
http://classyfire.wishartlab.com/tax_nodes/C0000278
http://classyfire.wishartlab.com/tax_nodes/C0002449
http://classyfire.wishartlab.com/tax_nodes/C0003899
http://classyfire.wishartlab.com/tax_nodes/C0000195
http://classyfire.wishartlab.com/tax_nodes/C0002279
http://classyfire.wishartlab.com/tax_nodes/C0001670
http://classyfire.wishartlab.com/tax_nodes/C0001852
http://classyfire.wishartlab.com/tax_nodes/C0002239
http://classyfire.wishartlab.com/tax_nodes/C0004139
http://classyfire.wishartlab.com/tax_nodes/C0004557
http://classyfire.wishartlab.com/tax_nodes/C0004150
http://classyfire.wishartlab.com/tax_nodes/C0003073
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:9720
http://www.hmdb.ca/metabolites/HMDB0014520
http://www.genome.jp/dbget-bin/www_bget?drug:D08638
http://www.genome.jp/dbget-bin/www_bget?cpd:C07171
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=5572
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=46507717
https://www.chemspider.com/Chemical-Structure.5371.html
http://www.bindingdb.org/bind/chemsearch/marvin/MolStructure.jsp?monomerid=81462
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=10811
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=9720
https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL1490
http://bidd.nus.edu.sg/group/cjttd/ZFTTDDRUG.asp?ID=DAP001532
http://www.pharmgkb.org/drug/PA164747026
http://www.rxlist.com/cgi/generic3/trihexyphen.htm
https://www.drugs.com/cdi/trihexyphenidyl.html
https://en.wikipedia.org/wiki/Trihexyphenidyl