has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID247025298 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141577955 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID239171035 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391408367 |