has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141578096 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID247656279 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391408158 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID239171439 |