has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141459742 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID249374325 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919574 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391337150 |