has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID349772519 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID241076179 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID431577208 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID472825989 |