has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460426 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391337164 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID244479139 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919112 |