has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID238306293 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID243736910 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID392200829 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID140873925 |