has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID326838846 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID448357480 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID482398197 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237640081 |