has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336935 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460451 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237918909 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID244725064 |