has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID227825957 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID249336094 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID120496416 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID96106711 |