p. 100 - 110
(1994)5-(Benzyloxy)-3-chlorothieno<2,3-f>chinolin-2,7,9-tricarbonsaeure-trimethylester
6-Amino-5-(benzyloxy)-3-chlorobenzothiophen-2-carbonsaeure-methylester
6-Amino-5-hydroxybenzothiophen-2-carbonsaeure-methylester
5-(Benzyloxy)-3-chloro-6-nitrobenzothiophen-2-carbonsaeure-methylester