has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141577689 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391407760 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID239171164 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID244565150 |