has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID246048276 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391337265 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919797 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141459900 |