has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141577393 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391408108 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID243332869 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID239171116 |