8-Chlor-1,2,3,4-tetrahydro-5-methoxy-4-oxo-naphthalinessigsaeure-(2)-chlorid

5-Benzyloxy-8-chlor-1,2,3,4-tetrahydro-4-oxo-naphthalinessigsaeure-(2)

<5-Benzyloxy-8-chlor-4-oxo-1,2,3,4-tetrahydro-naphth-2-yl-acetyl>-malonsaeure-diethylester