has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391337295 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID249223572 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141459924 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919093 |