Benzobicyclic lactam acids, their derivatives, an intermediate in the preparation thereof and processes for the production thereof.

摘要

Compounds having the formula I
<CHEM>
wherein x and y are, independently, zero or one, are disclosed. The compounds, which have a fused aromatic carbocyclic and a saturated lactam ring of five- or six-members, their salts, esters, and amides, are useful in the treatment of senility and for reversing amnesia. Pharmaceutical compositions including these compounds, a method of preparing the compounds, and a method of treating senility and reversing amnesia are also disclosed.