has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID243110326 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919259 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141459827 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391337134 |