has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID244440735 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID392200750 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID238306236 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID140873939 |