The present invention relates to compounds of formula (I) ##STR00001##
wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6 and R.sup.7
are as defined in the description and claims, and pharmaceutically
acceptable salts thereof. The compounds are useful for the treatment
and/or prophylaxis of diseases which are associated with the modulation
of CB1 receptors.