has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID246673274 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391337174 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919931 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460470 |