has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID242783996 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141577432 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID239171149 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391408003 |