M

http://classyfire.wishartlab.com/tax_nodes/C0000000
http://classyfire.wishartlab.com/tax_nodes/C0004603
http://classyfire.wishartlab.com/tax_nodes/C0000323
http://classyfire.wishartlab.com/tax_nodes/C0000011
http://classyfire.wishartlab.com/tax_nodes/C0002210
http://classyfire.wishartlab.com/tax_nodes/C0001540
http://classyfire.wishartlab.com/tax_nodes/C0001661
http://classyfire.wishartlab.com/tax_nodes/C0002286
http://classyfire.wishartlab.com/tax_nodes/C0000286
http://classyfire.wishartlab.com/tax_nodes/C0004150
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:16899
http://www.hmdb.ca/metabolites/HMDB0000765
http://www.genome.jp/dbget-bin/www_bget?drug:D00062
http://www.genome.jp/dbget-bin/www_bget?cpd:C00392
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=6251
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=46506446
https://www.chemspider.com/Chemical-Structure.6015.html
http://www.bindingdb.org/bind/chemsearch/marvin/MolStructure.jsp?monomerid=50142798
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=6628
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=16899
https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL689
https://zinc.docking.org/substances/ZINC000002041302
http://bidd.nus.edu.sg/group/cjttd/ZFTTDDRUG.asp?ID=DAP000874
http://www.pharmgkb.org/drug/PA450320
https://www.ebi.ac.uk/pdbe-srv/pdbechem/chemicalCompound/show/MTL
http://www.rxlist.com/cgi/generic4/osmitrol.htm
https://www.drugs.com/cdi/mannitol.html
https://en.wikipedia.org/wiki/Mannitol