has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID246915729 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336984 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141459968 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237918794 |