has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID239171183 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID245241540 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391408685 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141578131 |