has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391337137 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID246099399 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141459871 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919924 |