has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID448357476 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID376920041 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID238902210 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID482389454 |