classificationIPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/SG-129215-A1 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/HK-1061836-A1 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/PL-113843-B1 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/HK-1057425-A1 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/PL-113263-B2 |