has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID124771970 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID319393438 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID152090536 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID131298622 |