has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460055 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919308 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID248533023 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336715 |