has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID319911664 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID364121533 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID136226492 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID482380242 |