has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID233600731 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391430088 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141714839 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID248710632 |