has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919082 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336874 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460345 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID246162478 |