has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID392159989 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID140837147 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID246206454 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID238295303 |