has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460592 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391337124 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919081 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID245326085 |