has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID244876022 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID138063642 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID412837860 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID227041634 |