has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID349796327 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID313055667 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID464000523 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID461509300 |