Freederm

http://classyfire.wishartlab.com/tax_nodes/C0000000
http://classyfire.wishartlab.com/tax_nodes/C0000002
http://classyfire.wishartlab.com/tax_nodes/C0000089
http://classyfire.wishartlab.com/tax_nodes/C0001322
http://classyfire.wishartlab.com/tax_nodes/C0002253
http://classyfire.wishartlab.com/tax_nodes/C0004144
http://classyfire.wishartlab.com/tax_nodes/C0001662
http://classyfire.wishartlab.com/tax_nodes/C0004139
http://classyfire.wishartlab.com/tax_nodes/C0004557
http://classyfire.wishartlab.com/tax_nodes/C0000323
http://classyfire.wishartlab.com/tax_nodes/C0000278
http://classyfire.wishartlab.com/tax_nodes/C0003940
http://classyfire.wishartlab.com/tax_nodes/C0004150
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:17154
http://www.genome.jp/dbget-bin/www_bget?cpd:C00153
http://metacyc.org/META/new-image?type=COMPOUND&object=NIACINAMIDE
http://www.hmdb.ca/metabolites/HMDB0001406
http://www.genome.jp/dbget-bin/www_bget?drug:D00036
http://www.genome.jp/dbget-bin/www_bget?cpd:C00153
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=936
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=46507386
https://www.chemspider.com/Chemical-Structure.911.html
http://www.bindingdb.org/bind/chemsearch/marvin/MolStructure.jsp?monomerid=27507
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=7405
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=17154
https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL1140
https://zinc.docking.org/substances/ZINC000000005878
http://bidd.nus.edu.sg/group/cjttd/ZFTTDDRUG.asp?ID=DAP001410
https://www.ebi.ac.uk/pdbe-srv/pdbechem/chemicalCompound/show/NCA
https://www.drugs.com/cdi/niacinamide-gel.html
https://en.wikipedia.org/wiki/Nicotinamide