PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 10398340-1 1999 Acetonides can be formed between vicinal diols in cis position such as positions C-2/C-3 and C-20/C-22 in 20-hydroxyecdysone, for example. Ecdysterone 107-125 complement C2 Homo sapiens 82-85