1,3,4,4a,12a-pentahydro-2H-1,4-methanoisoindolo[2,1-a][3,1]benzoxazine-5,11(6aH)-dione 1,4-methano-2H-isoindolo[2,1-a][3,1]benzoxazine-5,11(6aH)-dione, 1,3,4,4a,12a-pentahydro- InChI=1/C16H15NO3/c18-14-10-3-1-2-4-11(10)15-17(14)13-9-6-5-8(7-9)12(13)16(19)20-15/h1-4,8-9,12-13,15H,5-7H