PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 32392174-1 2019 BACKGROUND: Although regorafenib (REG) and trifluridine/tipiracil (FTD/TPI) have been recognised as standard treatments in metastatic colorectal cancer (mCRC), the best option remains unclear. tipiracil 56-65 triosephosphate isomerase 1 Homo sapiens 71-74