Cystagon

http://classyfire.wishartlab.com/tax_nodes/C0000000
http://classyfire.wishartlab.com/tax_nodes/C0000004
http://classyfire.wishartlab.com/tax_nodes/C0002485
http://classyfire.wishartlab.com/tax_nodes/C0001212
http://classyfire.wishartlab.com/tax_nodes/C0001212
http://classyfire.wishartlab.com/tax_nodes/C0004557
http://classyfire.wishartlab.com/tax_nodes/C0000469
http://classyfire.wishartlab.com/tax_nodes/C0004150
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:17141
http://www.genome.jp/dbget-bin/www_bget?cpd:C01678
http://metacyc.org/META/new-image?type=COMPOUND&object=CPD-239
http://www.hmdb.ca/metabolites/HMDB0002991
http://www.genome.jp/dbget-bin/www_bget?drug:D03634
http://www.genome.jp/dbget-bin/www_bget?cpd:C01678
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=6058
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=46507730
https://www.chemspider.com/Chemical-Structure.5834.html
http://www.bindingdb.org/bind/chemsearch/marvin/MolStructure.jsp?monomerid=7968
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=3022
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=17141
https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL602
https://zinc.docking.org/substances/ZINC000008034121
http://bidd.nus.edu.sg/group/cjttd/ZFTTDDRUG.asp?ID=DAP001297
http://www.pharmgkb.org/drug/PA449171
https://www.ebi.ac.uk/pdbe-srv/pdbechem/chemicalCompound/show/DHL
http://www.rxlist.com/cystagon-drug.htm
https://www.drugs.com/cdi/cysteamine.html
https://en.wikipedia.org/wiki/Cysteamine