8-phenylcyclopentenoquinoline and 8-phenylcyclohexenoquinoline derivatives

A compound represented by the formula ##STR12## wherein:

• R.sup.1 and R.sup.2 taken together represent --CH.sub.2 --CH.sub.2 --CH.sub.2 -- or --CH.sub.2 --CH.sub.2 --CH.sub.2 --CH.sub.2 -- and R.sup.3 is hydrogen;
• or
• R.sup.2 and R.sup.3 taken together represent --CH.sub.2 --CH.sub.2 --CH.sub.2 -- or --CH.sub.2 --CH.sub.2 --CH.sub.2 --CH.sub.2 -- and R.sup.1 is hydrogen;
• and
• R.sup.4 is phenyl optionally mono-, di-, or tri-substituted independently with lower alkyl, lower alkoxy, hydroxy, nitro, trifluoromethyl, halo, thiol, amino, nitro, lower alkylthio, mono-lower-alkylamino, di-lower alkylamino, hydroxycarbonyl, lower alkoxycarbonyl, methylcarbonyl, hydroxysulfonyl, lower alkoxysulfonyl, lower alkylsulfonyl, lower alkylsulfinyl, cyano, tetrazoyl, carbamoyl, lower alkylcarbamoyl, di-lower alkylcarbamoyl and methylenedioxy;
• provided that no more than one methylenedioxy substituent, no more than two nitro or no more than two iodo substituents are present,
• or a pharmaceutically acceptable salt or N-oxide thereof.