Abstract: A compound of formula II' ##STR1## in whichR.sub.I is an ethoxy group or a chlorine atom;R.sub.II is hydrogen, a chlorine atom or a methyl group;R.sub.III is a chlorophenyl group or a methoxyphenyl group;R.sub.IV is an amino group, a group NR.sub.9 R.sub.10 or NR.sub.9 R.sub.XI, or a piperazin-1-yl radical substituted in the 4-position by a (C.sub.2 -C.sub.10)alkylene group substituted by an amino group which is free or carries a protective group;R.sub.10 is (CH.sub.2).sub.p R.sub.35 or a (C.sub.2 -C.sub.10)alkylene group substituted by R.sub.21 ;R.sub.XI is a (C.sub.1 -C.sub.12)alkyl group or a group .omega.-R.sub.32 R.sub.33 N(C.sub.1 -C.sub.4)-alkylcarbonyl; andR.sub.21 is R.sub.36 ; a group OR.sub.37 ; a group NR.sub.32 R.sub.33 ; a cyano group; a group S(C.sub.1 -C.sub.7)alkyl; a group SO(C.sub.1 -C.sub.7)alkyl; or a group SO.sub.2 (C.sub.1 -C.sub.7)alkyl;R.sub.35 is a piperid-4-yl group which is unsubstituted or substituted in the 1-position by a (C.sub.1 -C.sub.7)alkoxycarbonyl group or by a (C.sub.

Abstract: The present invention relates to compounds of formula (I) and salts thereof, where appropriate: ##STR1## These compounds have an affinity for the vasopressin and/or ocytocin receptors.