has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460383 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919339 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID248554919 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391337048 |