has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460627 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919521 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336771 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID249297264 |