Bisulfex

http://classyfire.wishartlab.com/tax_nodes/C0000000
http://classyfire.wishartlab.com/tax_nodes/C0000264
http://classyfire.wishartlab.com/tax_nodes/C0004434
http://classyfire.wishartlab.com/tax_nodes/C0000270
http://classyfire.wishartlab.com/tax_nodes/C0001178
http://classyfire.wishartlab.com/tax_nodes/C0004435
http://classyfire.wishartlab.com/tax_nodes/C0001157
http://classyfire.wishartlab.com/tax_nodes/C0002095
http://classyfire.wishartlab.com/tax_nodes/C0000323
http://classyfire.wishartlab.com/tax_nodes/C0003940
http://classyfire.wishartlab.com/tax_nodes/C0004150
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:28901
http://www.hmdb.ca/metabolites/HMDB0015143
http://www.genome.jp/dbget-bin/www_bget?drug:D00248
http://www.genome.jp/dbget-bin/www_bget?cpd:C06862
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=2478
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=46506234
https://www.chemspider.com/Chemical-Structure.2384.html
http://www.bindingdb.org/bind/chemsearch/marvin/MolStructure.jsp?monomerid=50237623
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=1828
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=28901
https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL820
https://zinc.docking.org/substances/ZINC000001530572
http://www.pharmgkb.org/drug/PA448691
http://www.rxlist.com/cgi/generic2/busulfan.htm
https://www.drugs.com/cdi/busulfan.html
https://en.wikipedia.org/wiki/Busulfan