has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID243199916 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID430873342 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID227999268 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID397063040 |