has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141459760 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID248610184 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919030 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336579 |