has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919070 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460222 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID248090808 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336534 |