has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141577344 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391408150 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID246753768 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID239171352 |