has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID162229463 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID329758621 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID310126516 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID485294825 |