has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID233600874 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391430166 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID243107785 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141714685 |