has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID163134601 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID319405976 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID471066405 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID472968365 |