has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID244328165 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID140874009 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID238306338 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID392200784 |