Arsenous Oxide

http://classyfire.wishartlab.com/tax_nodes/C0000001
http://classyfire.wishartlab.com/tax_nodes/C0000424
http://classyfire.wishartlab.com/tax_nodes/C0000460
http://classyfire.wishartlab.com/tax_nodes/C0000534
http://classyfire.wishartlab.com/tax_nodes/C0000534
http://classyfire.wishartlab.com/tax_nodes/C0000442
http://classyfire.wishartlab.com/tax_nodes/C0003944
http://classyfire.wishartlab.com/tax_nodes/C0004057
http://www.genome.jp/dbget-bin/www_bget?drug:D02106
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=261004
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=46506448
https://www.chemspider.com/Chemical-Structure.229103.html
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=18330
https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL1200978
http://bidd.nus.edu.sg/group/cjttd/ZFTTDDRUG.asp?ID=DNC000255
http://www.pharmgkb.org/drug/PA448486
http://www.rxlist.com/cgi/generic2/arsenic.htm
https://www.drugs.com/cdi/arsenic.html
https://en.wikipedia.org/wiki/Arsenic_trioxide