has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID392200818 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID238306326 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID246055796 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID140873885 |