has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID337518552 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID90469626 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID164261232 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID289310234 |