has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID246357258 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391407916 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID239171489 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141577584 |