has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID349975133 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID426346282 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID135651211 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID482243484 |