PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 12492320-2 2002 The key intermediate syn-3,4-epoxyalcohol was prepared in a highly diastereomeric fashion (>99% ee, dr) and served as a common intermediate for both alkaloids. Alkaloids 152-161 synapsin III Homo sapiens 21-26