has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919639 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID243269642 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391337219 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460564 |