has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID245303231 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID239171153 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391408071 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141577867 |