has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID238306306 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID140873975 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID392200848 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID244756088 |