Predicate |
Object |
title |
Tricarboxylic acids |
label |
C07C55/22 |
sameAs |
http://data.epo.org/linked-data/def/ipc/C07C55-22 http://www.wipo.int/classifications/ipc/ipcpub/?notion=scheme&symbol=C07C0055220000 |
broader |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C55-00 |