PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11142848-2 2000 The structures were determined by spectroscopic methods as clerodane diterpenes unsaturated at C-3, C-13(16) and C-14. Diterpenes, Clerodane 59-68 complement C3 Homo sapiens 95-98