has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141459791 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID242705368 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919903 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336950 |