p. 3985 - 3988
(2007/10/03)1-[(4-fluorophenyl)methyl]-2,5-pyrrolidinedione
7-(4-fluoro-benzyl)-5,9-dihydroxy-3-methoxy-pyrrolo[3,4-g]quinoline-6,8-dione
chloroformic acid ethyl ester
9-benzhydryloxy-7-(4-fluoro-benzyl)-3,5-dimethoxy-pyrrolo[3,4-g]quinoline-6,8-dione
carbonic acid ethyl ester 7-(4-fluoro-benzyl)-3,5-dimethoxy-6,8-dioxo-7,8-dihydro-6H-pyrrolo[3,4-g]quinolin-9-yl ester
carbonic acid ethyl ester 7-(4-fluoro-benzyl)-5-hydroxy-3-methoxy-6,8-dioxo-7,8-dihydro-6H-pyrrolo[3,4-g]quinolin-9-yl ester