(12S)-12-[(1R)-2-{[(4S)-6-ethyl-3,4-dihydrospiro[chromene-2,1'-cyclobutan]-4-yl]amino}-1-hydroxyethyl]-1,13-diazatricyclo[13.3.1.1~6,10~]icosa-6(20),7,9,15(19),16-pentaene-14,18-dione

P56817 — Beta-secretase 1