PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 22169245-6 2012 The main degradation products of PCB 31 detected by GC-MS were 4-chlorobenzoic acid, 2,5-dichlorobenzoic acid, hydroxy-2,5-dichlorobenzoic acid, 4-hydroxy-2",5"-dichlorobiphenyls and hydroxy-trichlorobiphenyls. hydroxy-2,5-dichlorobenzoic acid 111-143 pyruvate carboxylase Homo sapiens 33-36