has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336689 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919332 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID245528771 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460057 |