Novel compounds of the following general formula or salts thereof. ##STR1## wherein Ring M is a heterocyclic ring having --N.dbd.C<, --CO--N< or --CS--N< as the partial structure --X . . . Y<; R.sup.a and R.sup.b are bonded to each other to form Ring A, or they are the same or different and represent, independently, a hydrogen atom or a substituent on the Ring M; Ring A and Ring B represent, independently, an optionally substituted homocyclic or heterocyclic ring, and at least one of them is optionally substituted heterocyclic ring; Rng C is optionally substituted homocyclic or heterocyclic ring; Rng Z is an optionally substituted ring; and n represents an integer of from 1 to 6, or a salt thereof, which has anexcellent tachykinin receptor antagonistic effect, and their production, and pharmaceutical compositions.
以下是通用公式或其盐的新化合物。其中,环M是具有-N.dbd.C<、-CO-N<或-CS-N<作为部分结构--X . . . Y<的杂环;R.sup.a和R.sup.b彼此结合形成环A,或它们相同或不同,分别表示氢原子或环M上的取代基;环A和环B分别表示可选取代的同环或杂环,其中至少一个是可选取代的杂环;环C是可选取代的同环或杂环;环Z是可选取代的环;n表示1至6的整数,或其盐,具有优异的
缓激肽受体拮抗作用,以及它们的制备和制药组合物。