PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 26034833-6 2015 (c) The 6-endo product P1 is formed exclusively using a catalytic system consisting of CuCl and DMF, whereas a mixture of 6-endo product P1 and 5-exo product P2 in a ratio of ~1:1 is produced using CuCl2 and DMF as a catalytic system. cupric chloride 198-203 crystallin gamma F, pseudogene Homo sapiens 137-145