has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID242692588 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460320 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919051 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336983 |