has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID248884967 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237918925 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336498 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460350 |