PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 31549838-3 2019 Starting with an oxazine lead 1, we describe the discovery of a thiazine-based BACE1 inhibitor 5 with robust Abeta reduction in vivo at low concentrations, leading to a low projected human dose of 14 mg/day where 5 achieved sustained Abeta reduction of 80% at trough level. Oxazines 17-24 beta-secretase 1 Homo sapiens 79-84