has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID248419067 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID140443877 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID238506653 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID402828135 |