has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID238295527 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID140837199 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID392160091 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID248918095 |