has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336373 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237920028 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID244123052 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141459864 |