has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID140837285 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID392160104 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID238295301 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID245257229 |