has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID246486878 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141577153 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391408759 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID239171161 |