Described herein are Benzopyran and other benzo-fused leukotriene B.sub.4 antagonists have the formula ##STR1## wherein R.sup.1 is a phenyl or substituted phenyl group, and A, n, R.sup.2 and R.sup.3 are as defined herein.
本文描述了苯并
吡喃和其他苯并脂烯B.sub.4拮抗剂,其
化学式为##STR1##其中R.sup.1是苯基或取代苯基,而A、n、R.sup.2和R.sup.3的定义如本文所述。